Ukrainians hold a placard that says Free Topolya (call sign...

KIEV, UKRAINE - 2019/11/09: Ukrainians hold a placard that says Free Topolya (call sign of Ihor Mazur) during the demonstration. The activists gathered outside the Poland Embassy with the demand of release Ihor Mazur. As local media reported, Deputy Head of the UNA-UNSO far-right political party Ihor Mazur (call sign Topolya, was detained and the reason for the detention was an orientation published by the Russia in the Interpol information system on the search for Mazur with a view to his arrest and subsequent extradition to Russia, as local media reported. (Photo by Pavlo Gonchar/SOPA Images/LightRocket via Getty Images)