French President Emmanuel Macron (L) and his wife Brigitte (R) greet well-wishers a they leave a polling station in Le Touquet, northern France, on May 26, 2019, after voting in European parliamentary elections. (Photo by Philippe HUGUEN / AFP)

Former Polish President and Nobel Peace Laureate Lech Walesa votes during the European elections at a polling station in Gdanksk on May 26, 2019. (Photo by Janek SKARZYNSKI / AFP)

Former Polish President and Nobel Peace Laureate Lech Walesa votes during the European elections at a polling station in Gdanksk on May 26, 2019. (Photo by Janek SKARZYNSKI / AFP)

Former Polish President and Nobel Peace Laureate Lech Walesa votes during the European elections at a polling station in Gdanksk on May 26, 2019. (Photo by Janek SKARZYNSKI / AFP)

Swedish Prime Minister Stefan Lofven prepares to cast his vote at a polling station during the European Parliament elections in Stockholm, Sweden, Sunday, May 26, 2019. (Erik Simander/TT News Agency via AP)

A woman wearing a folk costume casts her vote during the European elections in a polling station in Bujak, Hungary, Sunday, May 26, 2019. The European Parliament election is held by member countries of the European Union (EU) from May 23 to 26, 2019. (Peter Komka/MTI via AP)

Women wearing folk costumes cast their vote during the European elections in a polling station in Bujak, Hungary, Sunday, May 26, 2019. The European Parliament election is held by member countries of the European Union (EU) from May 23 to 26, 2019. (Peter Komka/MTI via AP)

A students choir performs the anthem of Europe ' Ode to Joy' in front of the Brandenburg Gate in Berlin, Sunday, May 26, 2019. With the performance the choir of students from different universities in Berlin will support today's European elections and want to motivate people to participate in the elections. (AP Photo/Markus Schreiber)

A students choir performs the anthem of Europe ' Ode to Joy' in front of the Brandenburg Gate in Berlin, Sunday, May 26, 2019. With the performance the choir of students from different universities in Berlin will support today's European elections and want to motivate people to participate in the European elections. (AP Photo/Markus Schreiber)

A man casts his ballot for the European Parliament elections at a polling station in Rome, Sunday, May 26, 2019. Pivotal elections for the European Union parliament reach their climax Sunday as the last 21 nations go to the polls and results are announced in a vote that boils down to a continent-wide battle between euroskeptic populists and proponents of closer EU unity. (AP Photo/Alessandra Tarantino)

A man take leaflets before casting his ballot for the European elections in La Bastide Clairence, southwestern France, Sunday, May 26, 2019. (AP Photo/Bob Edme)

People pick ballot papers at a polling station in Alsasua, a small town around 50 km (31 miles) from Pamplona, northern Spain, Sunday, May 26, 2019. Pivotal elections for the European Union parliament reach their climax Sunday as the last 21 nations go to the polls and results are announced in a vote that boils down to a continent-wide battle between euroskeptic populists and proponents of closer EU unity. (AP Photo/Alvaro Barrientos)

Florica Dragusanu, 97 years-old, who told media she has voted in every electoral process since the fall of communism, gets help to cast her vote in Bucharest, Romania, Sunday, May 26, 2019. Romanians vote in the European Parliament elections and a referendum called by Iohannis on judicial system laws.(AP Photo/Vadim Ghirda)

People wait to cast their vote at a polling station in Barcelona, Spain, Sunday, May 26, 2019. Pivotal elections for the European Union parliament reach their climax Sunday as the last 21 nations go to the polls and results are announced in a vote that boils down to a continent-wide battle between euroskeptic populists and proponents of closer EU unity. (AP Photo/Manu Fernandez)

Former Italian Premier Silvio Berlusconi casts his ballot for the European Parliament elections at a polling station in Milan, Italy, Sunday, May 26, 2019. Pivotal elections for the European Union parliament reach their climax Sunday as the last 21 nations go to the polls and results are announced in a vote that boils down to a continent-wide battle between euroskeptic populists and proponents of closer EU unity. (AP Photo/Antonio Calanni)

Former Italian Premier Silvio Berlusconi smiles as he arrives to vote for the European Parliament elections at a polling station in Milan, Italy, Sunday, May 26, 2019. Pivotal elections for the European Union parliament reach their climax Sunday as the last 21 nations go to the polls and results are announced in a vote that boils down to a continent-wide battle between euroskeptic populists and proponents of closer EU unity. (AP Photo/Antonio Calanni)

Former Italian Premier Silvio Berlusconi walks out of a booth to cast his ballot for the European Parliament elections at a polling station in Milan, Italy, Sunday, May 26, 2019. Pivotal elections for the European Union parliament reach their climax Sunday as the last 21 nations go to the polls and results are announced in a vote that boils down to a continent-wide battle between euroskeptic populists and proponents of closer EU unity. (AP Photo/Antonio Calanni)

A woman votes in elections to the European Parliament in Warsaw, Poland, Sunday, May 26, 2019.(AP Photo/Czarek Sokolowski)

French President Emmanuel Macron steps into a voting booth before voting for the European parliamentary elections in Le Touquet, northern France, Sunday May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (Ludovic Marin, Pool via AP)

Italian Premier Giuseppe Conte looks for his identity card as he arrives at a polling station to vote for the European Parliament elections, in Rome, Sunday, May 26, 2019. Pivotal elections for the European Union parliament reach their climax Sunday as the last 21 nations go to the polls and results are announced in a vote that boils down to a continent-wide battle between euroskeptic populists and proponents of closer EU unity. (AP Photo/Alessandra Tarantino)

Ursuline sister Martina of the Erfurt's Ursuline convent arrives in the church for a prayer before she is going to vote the Europe and communal parliament in Erfurt, central Germany, Sunday, May 26, 2019. The 2019 elections to the European Parliament will take place between May 23 and May 26. In Germany, the European election take place on Sunday, May 26, 2019. (AP Photo/Jens Meyer)

Ursuline sister Martina of the Erfurt's Ursuline convent prays before she is going to vote the Europe and communal parliament in Erfurt, central Germany, Sunday, May 26, 2019. The 2019 elections to the European Parliament will take place between May 23 and May 26. In Germany, the European election take place on Sunday, May 26, 2019. (AP Photo/Jens Meyer)

Ursuline sister Martina of the Erfurt's Ursuline convent leaves the convent building on her way to vote the Europe and communal parliament in Erfurt, central Germany, Sunday, May 26, 2019. The 2019 elections to the European Parliament will take place between May 23 and May 26. In Germany, the European election take place on Sunday, May 26, 2019. (AP Photo/Jens Meyer)

Ursuline sister Martina of the Erfurt's Ursuline holds one of the ballot papers as she votes the Europe and communal parliament in Erfurt, central Germany, Sunday, May 26, 2019. The 2019 elections to the European Parliament will take place between May 23 and May 26. In Germany, the European election take place on Sunday, May 26, 2019. (AP Photo/Jens Meyer)

Ursuline sister Martina of the Erfurt's Ursuline votes the Europe and communal parliament in Erfurt, central Germany, Sunday, May 26, 2019. The 2019 elections to the European Parliament will take place between May 23 and May 26. In Germany, the European election take place on Sunday, May 26, 2019. (AP Photo/Jens Meyer)

A voter walks in a polling station to cast his ballot in Lyon, central France, Sunday, May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (AP Photo/Laurent Cipriani)

Voters pick up ballots before voting in Lyon, central France, Sunday, May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (AP Photo/Laurent Cipriani)

Voters pick up ballots before voting in Lyon, central France, Sunday, May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (AP Photo/Laurent Cipriani)

Voters pick up ballots before voting in Lyon, central France, Sunday, May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (AP Photo/Laurent Cipriani)

A man checks voting lists outside a polling station in Madrid, Spain, Sunday, May 26, 2019. Across the continent of Europe, anti-EU populists and proponents of closer unity made a final push for support Sunday as 21 nations went to the polls in up a continent-wide battle for influence at the European Parliament. (AP Photo/Bernat Armangue)

Spanish citizens before casting their bout inside a polling station in Madrid, Spain, Sunday, May 26, 2019. Across the continent of Europe, anti-EU populists and proponents of closer unity made a final push for support Sunday as 21 nations went to the polls in up a continent-wide battle for influence at the European Parliament. (AP Photo/Bernat Armangue)

Spanish citizens before casting their vote inside a polling station in Madrid, Spain, Sunday, May 26, 2019. Across the continent of Europe, anti-EU populists and proponents of closer unity made a final push for support Sunday as 21 nations went to the polls in up a continent-wide battle for influence at the European Parliament. (AP Photo/Bernat Armangue)

A man walks in a polling station to cast his ballot in Lyon, central France, Sunday, May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (AP Photo/Laurent Cipriani)

A woman walks in a polling station to cast his ballot in Lyon, central France, Sunday, May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (AP Photo/Laurent Cipriani)

Voters pick up ballots before voting in Lyon, central France, Sunday, May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (AP Photo/Laurent Cipriani)

Voters pick up ballots before voting in Lyon, central France, Sunday, May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (AP Photo/Laurent Cipriani)

Italian Interior Minister and Deputy Premier Matteo Salvini, of the League, gestures to photographers and cameramen to keep quiet as he arrives to vote for the European Parliament elections at a polling station in Milan, Italy, Sunday, May 26, 2019. Pivotal elections for the European Union parliament reach their climax Sunday as the last 21 nations go to the polls and results are announced in a vote that boils down to a continent-wide battle between euroskeptic populists and proponents of closer EU unity. (AP Photo/Antonio Calanni), APTOPIX

French President Emmanuel Macron waves from his car as he leaves his house after voting in the European elections in Le Touquet, northern France, Sunday May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (AP Photo/Kamil Zihnioglu)

French President Emmanuel Macron waves from his car as he leaves his house after voting in the European elections in Le Touquet, northern France, Sunday May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (AP Photo/Kamil Zihnioglu)

Italian Interior Minister and Deputy Premier Matteo Salvini, of the League speaks to members of the media as he arrives at a polling station to vote in the European Parliament elections, in Milan, Italy, Sunday, May 26, 2019. Pivotal elections for the European Union parliament reach their climax Sunday as the last 21 nations go to the polls and results are announced in a vote that boils down to a continent-wide battle between euroskeptic populists and proponents of closer EU unity. (AP Photo/Antonio Calanni)

French President Emmanuel Macron, left, kisses the head of a wellwisher after voting in the European elections in Le Touquet, northern France, Sunday May 26, 2019. France is looking at an epic battle between pro-EU centrist President Emmanuel Macron and anti-immigration, far-right flagbearer Marine Le Pen in the European Parliament vote, a duel over Europe's basic values. (Ludovic Marin/Pool via AP)

A European flag blows in front of a polling station in Frankfurt, Germany, Sunday, May 26, 2019. (AP Photo/Michael Probst)

Denmark's Prime Minister Lars Loekke Rasmussen and his son Bergur Loekke Rasmussen from the Liberal Party vote at Nyboder School at Nyboder School during the European Parliament elections 2019 in Copenhagen, Sunday, May 26, 2019. (Philip Davali/Ritzau Scanpix via AP)

People prepare their vote for the European elections in a polling station located at a school in Stockholm on May 26, 2019. (Photo by Jonathan NACKSTRAND / AFP)

A man cast his vote for the European Parliament elections at a polling station in a school of Rome on May 26, 2019. (Photo by Tiziana FABI / AFP)

Former French prime minister and candidate to become Barcelona's next mayor, Manuel Valls casts his vote for the European, regional and local elections in Barcelona on May 26, 2019. (Photo by LLUIS GENE / AFP)

Former French prime minister and candidate to become Barcelona's next mayor, Manuel Valls casts his vote for the European, regional and local elections in Barcelona on May 26, 2019. (Photo by LLUIS GENE / AFP)

A woman stands in a voting booth for the European elections in a polling station located at a school in Stockholm on May 26, 2019. (Photo by Jonathan NACKSTRAND / AFP)

A woman leaves a voting booth to cast her ballot for the European elections in a polling station located at a school in Stockholm on May 26, 2019. (Photo by Jonathan NACKSTRAND / AFP)

This picture taken on May 26, 2019 shows people voting for the European Parliament elections at the polling station of Le Touquet city hall, northwestern France. (Photo by LUDOVIC MARIN / AFP)

A woman casts her ballot at a polling station in Paris, on May 26, 2019, as part of the vote for the European parliament elections. (Photo by Geoffroy VAN DER HASSELT / AFP)

A woman casts her vote for the European elections in the polling station of Le Touquet city hall, northwestern France, on May 26, 2019. (Photo by ludovic MARIN / AFP)

Former French prime minister and candidate to become Barcelona's next mayor, Manuel Valls talks to the press after casting his vote for the European, regional and local elections in Barcelona on May 26, 2019. (Photo by LLUIS GENE / AFP)

A picture taken on May 26, 2019 shows ballots during the European parliamentary elections, at a polling station in the city hall of Trappes. (Photo by Lucas BARIOULET / AFP)

Austrian Chancellor Sebastian Kurz addresses the media next to an advertising for the Kronen newspaper after voting for the European elections in Vienna, on May 26, 2019. (Photo by ROLAND SCHLAGER / APA / AFP) / Austria OUT

A person casts a vote during the European parliamentary elections, at a polling station in the city hall of Trappes on May 26, 2019. (Photo by Lucas BARIOULET / AFP)

People stand near a ballot box during the European parliamentary elections, at a polling station in the city hall of Trappes on May 26, 2019. (Photo by Lucas BARIOULET / AFP)

A person casts a ballot to vote during the European parliamentary elections, at a polling station in the city hall of Trappes on May 26, 2019. (Photo by Lucas BARIOULET / AFP)

Austrian Chancellor Sebastian Kurz addresses the media after voting for the European elections in Vienna, on May 26, 2019. (Photo by ROLAND SCHLAGER / APA / AFP) / Austria OUT

Austrian Chancellor Sebastian Kurz addresses the media after voting for the European elections in Vienna, on May 26, 2019. (Photo by ROLAND SCHLAGER / APA / AFP) / Austria OUT

This illustration picture taken on May 26, 2019 shows an envelope in a ballot box during the European elections in the polling station of Le Touquet city hall, northwestern France. (Photo by ludovic MARIN / AFP)

A woman casts her vote for the European Parliament elections in the polling station of Le Touquet city hall, northwestern France, on May 26, 2019. (Photo by ludovic MARIN / AFP)

A man leaves a polling booth during the European parliamentary elections, at a polling station in the city hall of Trappes on May 26, 2019. (Photo by Lucas BARIOULET / AFP)

A person leaves a polling booth during the European parliamentary elections, at a polling station in the city hall of Trappes on May 26, 2019. (Photo by Lucas BARIOULET / AFP)

A woman stands next to ballot papers during the European parliamentary elections, at a polling station in the city hall of Trappes on May 26, 2019. (Photo by Lucas BARIOULET / AFP)

This picture taken on May 26, 2019 shows a woman on a bicycle standing in front of a European flag during the European Parliament elections at a polling station in Strasbourg, eastern France. (Photo by PATRICK HERTZOG / AFP)

A person casts her vote for the European elections in the polling station of Marseille, southern France, on May 26, 2019. (Photo by SYLVAIN THOMAS / AFP)

A person casts her vote for the European elections in the polling station of Marseille, southern France, on May 26, 2019. (Photo by SYLVAIN THOMAS / AFP)

A person casts her vote for the European elections in the polling station of Marseille, southern France, on May 26, 2019. (Photo by SYLVAIN THOMAS / AFP)

A person casts her vote for the European elections in the polling station of Marseille, southern France, on May 26, 2019. (Photo by SYLVAIN THOMAS / AFP)

A person casts her vote for the European elections in the polling station of Marseille, southern France, on May 26, 2019. (Photo by SYLVAIN THOMAS / AFP)

Ballots are seen in the ballot box during the vote for the European elections in the polling station of Marseille, southern France, on May 26, 2019. (Photo by SYLVAIN THOMAS / AFP)

People cast their votes for the European Parliament elections at a polling station in Strasbourg, eastern France, on May 26, 2019. (Photo by PATRICK HERTZOG / AFP)

A volunteer casts the ballot of a voter for the European elections in a polling station located at a school in Stockholm on May 26, 2019. (Photo by Jonathan NACKSTRAND / AFP)

A volunteer casts the ballot of a voter for the European elections in a polling station located at a school in Stockholm on May 26, 2019. (Photo by Jonathan NACKSTRAND / AFP)

This illustration picture taken on May 26, 2019 shows a person casting her vote for the European elections at a polling station in Strasbourg, eastern France. (Photo by PATRICK HERTZOG / AFP)

People check where to vote at a polling station in the northern Greek city of Thessaloniki on May 26, 2019, during the European elections. - Greece votes today for the first round of Greek municipal and regional elections, coinciding with European Parliament elections. (Photo by Sakis MITROLIDIS / AFP)

A man picks up ballots before casting his vote at a polling station in the northern Greek city of Thessaloniki on May 26, 2019, during the European elections. - Greece votes today for the first round of Greek municipal and regional elections, coinciding with European Parliament elections. (Photo by Sakis MITROLIDIS / AFP)

Election officials count pre-votes of the European parliament elections in Helsinki, Finland on May 26, 2019. (Photo by Emmi Korhonen / Lehtikuva / AFP) / Finland OUT

Election officials count pre-votes of the European parliament elections in Helsinki, Finland on May 26, 2019. (Photo by Emmi Korhonen / Lehtikuva / AFP) / Finland OUT

Election officials count pre-votes of the European parliament elections in Helsinki, Finland on May 26, 2019. (Photo by Emmi Korhonen / Lehtikuva / AFP) / Finland OUT

People choose ballots before casting their vote for the European, regional and local elections in Madrid on May 26, 2019. - Spain votes in local, regional and European elections as seen as a "second round" for acting Prime Minister Pedro Sanchez as he seeks to form a new government and gain influence in the EU. (Photo by PIERRE-PHILIPPE MARCOU / AFP)

An elderly woman prepares to cast her ballot for the European elections at a polling station in the northern Greek city of Thessaloniki on May 26, 2019. - Greece votes today for the first round of Greek municipal and regional elections, coinciding with European Parliament elections. (Photo by Sakis MITROLIDIS / AFP)

People prepare to cast their ballot for the European elections at a polling station in the northern Greek city of Thessaloniki on May 26, 2019. - Greece votes today for the first round of Greek municipal and regional elections, coinciding with European Parliament elections. (Photo by Sakis MITROLIDIS / AFP)

'Esquerra Republicana de Catalunya' ERC (Republican Left of Catalonia) candidate for Barcelona mayoralty, Ernest Maragall visits a polling station in Barcelona on May 26, 2019 during the European, regional and local elections. (Photo by LLUIS GENE / AFP)

'Esquerra Republicana de Catalunya' ERC (Republican Left of Catalonia) candidate for Barcelona mayoralty, Ernest Maragall (2L) poses for a selfie as he visits a polling station in Barcelona on May 26, 2019 during the European, regional and local elections. (Photo by LLUIS GENE / AFP)

Head of Five Star Movement (M5S) and Italy Vice-Prime Minister Luigi Di Maio arrives to cast his vote for the European Parliament elections at a polling station in Pomigliano d'Arco, near Naples, on May 26, 2019. (Photo by Carlo HERMANN / AFP)

People queue to vote for the European parliamentary elections, coinciding with Greek municipal and regional elections, at a polling station in an Athens southern suburb on May 26, 2019. (Photo by LOUISA GOULIAMAKI / AFP)

A man chooses ballots before casting his vote for the European, regional and local elections at a polling station in Barcelona on May 26, 2019. (Photo by LLUIS GENE / AFP)

A woman checks voter lists prior to casting her ballot for the European parliamentary elections, coinciding with Greek municipal and regional elections, at a polling station in an Athens southern suburb on May 26, 2019. (Photo by LOUISA GOULIAMAKI / AFP)

A man chooses ballots before casting his vote for the European, regional and local elections at a polling station in Barcelona on May 26, 2019. (Photo by LLUIS GENE / AFP)

Turkish Cypriot citizens drive from the self-proclaimed Turkish Republic of Northern Cyprus into the Republic of Cyprus at the Agios Dometios crossing point in Nicosia, on May 26, 2019, on the day of European parliament elections. (Photo by Matthieu CLAVEL / AFP)

Cypriot peace activist and researcher Christina Valanidou shows a voting card in Nicosia, on May 26, 2019, on the day of European parliament elections. (Photo by Matthieu CLAVEL / AFP)

Cypriot President Nicos Anastasiades (1st-R) answers the press in Nicosia, on May 26, 2019, on the day of European parliament elections. (Photo by Matthieu CLAVEL / AFP)

Cypriot President Nicos Anastasiades (1st-R) answers the press in Nicosia, on May 26, 2019, on the day of European parliament elections. (Photo by Matthieu CLAVEL / AFP)

A Turkish Cypriot citizen shows her documents as she walks from the self-proclaimed Turkish Republic of Northern Cyprus into the Republic of Cyprus at the Ledra pedestrian crossing point to go voting in Nicosia, on May 26, 2019, on the day of European parliament elections. (Photo by Matthieu CLAVEL / AFP)

A Turkish Cypriot citizen from the self-proclaimed Turkish Republic of Northern Cyprus leaves a polling next to a banner reading "Election centre" in both Greek and Turkish, after voting in Nicosia's old town, in the Republic of Cyprus, on May 26, 2019, on the day of European parliament elections. (Photo by Matthieu CLAVEL / AFP)

Turkish Cypriot citizen Ugur Ecer from the self-proclaimed Turkish Republic of Northern Cyprus shows his ID card after voting in Nicosia's old town, in the Republic of Cyprus, on May 26, 2019, on the day of European parliament elections. (Photo by Matthieu CLAVEL / AFP)

A woman chooses ballots before casting her vote for the European, regional and local elections at a polling station in Barcelona on May 26, 2019. (Photo by LLUIS GENE / AFP)

A voter casts a ballot for the European elections in Berlin, on May 26, 2019. (Photo by Tobias SCHWARZ / AFP)

A voter casts a ballot for the European elections in Berlin, on May 26, 2019. (Photo by Tobias SCHWARZ / AFP)

Former Polish President and Nobel Peace Laureate Lech Walesa votes during the European elections at a polling station in Gdanksk on May 26, 2019. (Photo by Janek SKARZYNSKI / AFP)

A voter casts a ballot for the European elections in Berlin, on May 26, 2019. (Photo by Tobias SCHWARZ / AFP)

A voter casts a ballot for the European elections in Berlin, on May 26, 2019. (Photo by Tobias SCHWARZ / AFP)

Voting boxes for the European election (L) and the referendum are seen at the polling station in the Romanian embassy to Berlin during the European elections on May 26, 2019. - Bad pupils of the EU in the fight against corruption, Romanians must say if they want to put an end to this phenomenon in a referendum called by centre-right president Klaus Iohannis. (Photo by Anton Roland LAUB / AFP)

A man looks at the lists before casting his vote for the European parliamentary elections in Zagreb on May 26, 2019. (Photo by STRINGER / AFP)

This illustration picture taken on May 26, 2019 shows a person casting her vote for the European parliamentary elections in Zagreb on May 26, 2019. (Photo by STRINGER / AFP)

A young family passes past election campaign billboards in Berlin during the European elections on May 26, 2019. (Photo by John MACDOUGALL / AFP)

Italian Deputy Prime Minister and Interior Minister Matteo Salvini speaks to the press as he leaves a polling station in Milan on May 26, 2019, after voting in European parliamentary elections. (Photo by Miguel MEDINA / AFP)

Italian Deputy Prime Minister and Interior Minister Matteo Salvini (L) shakes people's hands as he leaves a a polling station in Milan on May 26, 2019, after voting in European parliamentary elections. (Photo by Miguel MEDINA / AFP)

People vote during the European elections and a referendum at a polling station in Comana on May 26, 2019. - Bad pupils of the EU in the fight against corruption, Romanians must say if they want to put an end to this phenomenon in a referendum called by centre-right president Klaus Iohannis. (Photo by Daniel MIHAILESCU / AFP)

Italian Deputy Prime Minister and Interior Minister Matteo Salvini (L) reacts as he arrives at a polling station in Milan on May 26, 2019, to vote in European parliamentary elections. (Photo by Miguel MEDINA / AFP)

Bulgarian Prime Minister Boyko Borisov talks to the press after his casting his ballot for the European elections at a polling station in Sofia on May 26, 2019. (Photo by Dimitar DILKOFF / AFP)

A man dressed in a traditional outfit votes during the European elections and a referendum at a polling station in Gura Raului village on May 26, 2019. - Bad pupils of the EU in the fight against corruption, Romanians must say if they want to put an end to this phenomenon in a referendum called by centre-right president Klaus Iohannis. (Photo by Ovidiu MATIU / AFP)

A woman dressed in a traditional outfit votes during the European elections and a referendum at a polling station in Gura Raului village on May 26, 2019. - Bad pupils of the EU in the fight against corruption, Romanians must say if they want to put an end to this phenomenon in a referendum called by centre-right president Klaus Iohannis. (Photo by Ovidiu MATIU / AFP)

Ebba Busch Thor, Party leader of Sweden's Christian Democrats, poses with her T-shirt as she distributes candidates lists for the European Parliament elections at a polling station in Stockholm on May 26, 2019. (Photo by Jessica GOW / TT News Agency / AFP) / Sweden OUT

Italian Deputy Prime Minister and Interior Minister Matteo Salvini (C) speaks to the press as he leaves a polling station in Milan on May 26, 2019, after voting in European parliamentary elections. (Photo by Miguel MEDINA / AFP)

Top candidate of FPOe (Austrian Freedom Party) for the EU Parliamentary election, Harald Vilimsky, reacts at a party's election center in Vienna during the European elections on May 26, 2019. (Photo by ROLAND SCHLAGER / APA / AFP) / Austria OUT

Italian Deputy Prime Minister and Interior Minister Matteo Salvini arrives to cast his ballot at a polling station in Milan on May 26, 2019, as he votes in European parliamentary elections. (Photo by Miguel MEDINA / AFP)

People enjoy the hot weather and fish during the European elections day near Sofia, Bulgaria on May 26, 2019. (Photo by NIKOLAY DOYCHINOV / AFP)

Top candidate of FPOe (Austrian Freedom Party) for the EU Parliamentary election, Harald Vilimsky, reacts at a party's election center in Vienna during the European elections on May 26, 2019. (Photo by ALEX HALADA / AFP)

Top candidate of FPOe (Austrian Freedom Party) for the EU Parliamentary election, Harald Vilimsky, reacts at a party's election center in Vienna during the European elections on May 26, 2019. (Photo by ALEX HALADA / AFP)

Top candidate of FPOe (Austrian Freedom Party) for the EU Parliamentary election, Harald Vilimsky, reacts at a party's election center in Vienna during the European elections on May 26, 2019. (Photo by ALEX HALADA / AFP)

ZAGREB, CROATIA - MAY 26: A Croatian citizen casts her ballot at a polling station during the European Parliamentary elections in Zagreb, Croatia on May 26, 2019. A total of 21 countries of the European Union hit the ballot boxes to vote for the European Parliament (EP) elections on Sunday. The voting process is between 8 a.m. and 4 p.m. The unofficial results are expected to be made public by tonight. The citizens of Germany, Austria, Belgium, Bulgaria, Denmark, Estonia, Finland, France, Croatia, Spain, Sweden, Italy, Greek Cypriot administration, Lithuania, Luxembourg, Hungary, Poland, Portugal, Romania, Slovenia and Greece will vote in the final phase of the elections. Between May 23 and 25, the people of the U.K., the Netherlands, Czechia, Ireland, Slovakia, Malta, and Latvia went to ballot boxes to cast their votes. Stipe Majic / Anadolu Agency/ABACAPRESS.COM

ZAGREB, CROATIA - MAY 26: An election box is seen during the European Parliamentary elections in Zagreb, Croatia on May 26, 2019. A total of 21 countries of the European Union hit the ballot boxes to vote for the European Parliament (EP) elections on Sunday. The voting process is between 8 a.m. and 4 p.m. The unofficial results are expected to be made public by tonight. The citizens of Germany, Austria, Belgium, Bulgaria, Denmark, Estonia, Finland, France, Croatia, Spain, Sweden, Italy, Greek Cypriot administration, Lithuania, Luxembourg, Hungary, Poland, Portugal, Romania, Slovenia and Greece will vote in the final phase of the elections. Between May 23 and 25, the people of the U.K., the Netherlands, Czechia, Ireland, Slovakia, Malta, and Latvia went to ballot boxes to cast their votes. Stipe Majic / Anadolu Agency/ABACAPRESS.COM

BERLIN, GERMANY - MAY 26: A citizen casts his ballot during the European Parliamentary elections in Berlin, Germany on May 26, 2019. A total of 21 countries of the European Union hit the ballot boxes to vote for the European Parliament (EP) elections on Sunday. The voting process is between 8 a.m. and 4 p.m. The unofficial results are expected to be made public by tonight. Abdulhamid Hosbas / Anadolu Agency/ABACAPRESS.COM

BERLIN, GERMANY - MAY 26: A citizen arrives to cast her ballot during the European Parliamentary elections in Berlin, Germany on May 26, 2019. A total of 21 countries of the European Union hit the ballot boxes to vote for the European Parliament (EP) elections on Sunday. The voting process is between 8 a.m. and 4 p.m. The unofficial results are expected to be made public by tonight. Abdulhamid Hosbas / Anadolu Agency/ABACAPRESS.COM

ZAGREB, CROATIA - MAY 26: Croatian President Kolinda Grabar-Kitarovic casts her ballot at a polling station during the European Parliamentary elections in Zagreb, Croatia on May 26, 2019. A total of 21 countries of the European Union hit the ballot boxes to vote for the European Parliament (EP) elections on Sunday. The voting process is between 8 a.m. and 4 p.m. Stipe Majic / Anadolu Agency/ABACAPRESS.COM