KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency

KIEV, UKRAINE - JUNE 17 : Ukrainians paint the largest flag of the European Union of the total area of 2250 square metre, during a flashmob "The EU Flag", on the Obolonskaya embankment in Kiev, Ukraine on June 17, 2017. On June 11 introduction visa free regime of Ukraine with the EU countries enacted. Vladimir Shtanko / Anadolu Agency