People take part in a demonstration against Russia's war on Ukraine, in Berlin, Germany, Sunday, March 9, 2025. (AP Photo/Markus Schreiber)

People take part in a demonstration against Russia's war on Ukraine, in Berlin, Germany, Sunday, March 9, 2025. (AP Photo/Markus Schreiber)

People take part in a demonstration against Russia's war on Ukraine in Berlin, Germany, Sunday, March 9, 2025. (AP Photo/Markus Schreiber)

People take part in a demonstration against Russia's war on Ukraine, in Berlin, Germany, Sunday, March 9, 2025. (AP Photo/Markus Schreiber)

People take part in a demonstration against Russia's war on Ukraine, in Berlin, Germany, Sunday, March 9, 2025. (AP Photo/Markus Schreiber)

People hold up cell phone lights as they take part in a demonstration against Russia's war on Ukraine, in Berlin, Germany, Sunday, March 9, 2025. (AP Photo/Markus Schreiber)

People hold up cell phone lights as they take part in a demonstration against Russia's war on Ukraine in Berlin, Germany, Sunday, March 9, 2025. (AP Photo/Markus Schreiber)

People hold up cell phone lights as they take part in a demonstration against Russia's war on Ukraine in Berlin, Germany, Sunday, March 9, 2025. (AP Photo/Markus Schreiber)

People hold up cell phone lights as they take part in a demonstration against Russia's war on Ukraine in Berlin, Germany, Sunday, March 9, 2025. (AP Photo/Markus Schreiber)

People hold up cell phone lights as they take part in a demonstration against Russia's war on Ukraine in Berlin, Germany, Sunday, March 9, 2025. (AP Photo/Markus Schreiber)

Participants show the lights of their smartphones in front of the landmark Brandenburg Gate in Berlin on March 9, 2025, during a demonstration in support of Ukraine. Senior US and Ukrainian officials are set to meet for talks on the war in Ukraine, on Tuesday, March 11, in Jeddah, Saudi Arabia. (Photo by RALF HIRSCHBERGER / AFP)

Participants show the lights of their smartphones in front of the landmark Brandenburg Gate in Berlin on March 9, 2025, during a demonstration in support of Ukraine. Senior US and Ukrainian officials are set to meet for talks on the war in Ukraine, on Tuesday, March 11, in Jeddah, Saudi Arabia. (Photo by RALF HIRSCHBERGER / AFP)

Participants show the lights of their smartphones in front of the landmark Brandenburg Gate in Berlin on March 9, 2025, during a demonstration in support of Ukraine. Senior US and Ukrainian officials are set to meet for talks on the war in Ukraine, on Tuesday, March 11, in Jeddah, Saudi Arabia. (Photo by RALF HIRSCHBERGER / AFP)

Participants show the lights of their smartphones and a Ukrainian flag in front of the landmark Brandenburg Gate in Berlin on March 9, 2025, during a demonstration in support of Ukraine. Senior US and Ukrainian officials are set to meet for talks on the war in Ukraine, on Tuesday, March 11, in Jeddah, Saudi Arabia. (Photo by RALF HIRSCHBERGER / AFP)

Participants show the lights of their smartphones and a placard reading 'We Are Ukraine' in front of the landmark Brandenburg Gate in Berlin on March 9, 2025, during a demonstration in support of Ukraine. Senior US and Ukrainian officials are set to meet for talks on the war in Ukraine, on Tuesday, March 11, in Jeddah, Saudi Arabia. (Photo by RALF HIRSCHBERGER / AFP)

Participants burn flares in the Ukrainian colours before being led away by police in front of the landmark Brandenburg Gate in Berlin on March 9, 2025, during a demonstration in support of Ukraine. Senior US and Ukrainian officials are set to meet for talks on the war in Ukraine, on Tuesday, March 11, in Jeddah, Saudi Arabia. (Photo by RALF HIRSCHBERGER / AFP)

A participant holds up a smoke bomb as he is led away by police in front of the landmark Brandenburg Gate in Berlin on March 9, 2025, during a demonstration in support of Ukraine. Senior US and Ukrainian officials are set to meet for talks on the war in Ukraine, on Tuesday, March 11, in Jeddah, Saudi Arabia. (Photo by RALF HIRSCHBERGER / AFP)

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM

BERLIN, GERMANY - MARCH 09: Demonstrators carrying banners in front of the Brandenburg Gate organize a demonstration in support of Ukraine in Berlin, Germany on March 09, 2025. Pro-Ukrainian groups chanted slogans in support of Ukraine. Halil Sagirkaya / Anadolu/ABACAPRESS.COM