Viktor Yanukovych

KIEV, UKRAINE - FEBRUARY 20:  Anti-government protesters continue to clash with police in Independence square, despite a truce agreed between the Ukrainian president and opposition leaders on February 20, 2014 in Kiev, Ukraine. After several weeks of calm, violence has again flared between police and anti-government protesters, who are calling for the ouster of President Viktor Yanukovych over corruption and an abandoned trade agreement with the European Union.  (Photo by Jeff J Mitchell/Getty Images)

Jeff J Mitchell/Getty

Anti-government protesters continue to clash with police in Independence Square, despite a truce agreed between the Ukrainian president and opposition leaders on Wednesday in Kiev. After several weeks of calm, violence has again flared between police and anti-government demonstrators, who are calling for the ouster of President Viktor Yanukovich over corruption and an abandoned trade agreement with the EU. Read more

A young anti-government protester looks ...A young anti-government protester looks on during clashes with police in front of the Ukrainian Parliment in Kiev on February 18, 2014. At least three anti-government protesters were killed and some 150 others injured, some seriously, today in fresh clashes between police and demonstrators protesting near Ukraine's parliament building in Kiev. Medics at an opposition-run field hospital said that most of the injuries were caused by stun grenades while some of the 30 people in a serious condition had suffered head injuries, and one person had to have a hand amputated. AFP PHOTO / SERGEI SUPINSKYSERGEI SUPINSKY/AFP/Getty Images

Sergei Supinsky/AFP

Protesters clash with riot police in downtown Kiev, Ukraine. A least three protesters were killed in the clashes, opposition activists say. Violence erupted after anti-government protesters broke through a police cordon in front of parliament. They marched towards parliament to demand constitutional reforms that would curb the powers of President Viktor YanukovychRead more

Anti-government protesters sit at a road...Anti-government protesters sit at a road block in Kiev on February 6, 2014. Ukraine's unrest erupted in November 2013 after President Viktor Yanukovych rejected an association agreement with the European Union in favour of closer ties with Moscow, and the turmoil has now become an all-out movement to oust him.  AFP PHOTO / ARIS MESSINISARIS MESSINIS/AFP/Getty Images

Aris Messinis/AFP

Anti-government protesters sit at a road block in Kiev on Thursday. Ukraine‘s unrest erupted in November 2013 after President Viktor Yanukovych rejected an association agreement with the EU in favour of closer ties with Moscow, and the turmoil has now become an all-out movement to oust him. Read more

A woman speaks as she kneels down in fro...A woman speaks as she kneels down in front of a line of riot police in the center of Kiev on January 24, 2014. Ukrainian protesters today expanded their protest camp in Kiev closer to the administration of President Viktor Yanukovych, after crisis talks to end Ukraine's worst crisis since its 1991 independence ended in deadlock. After five days of clashes that activists say left five dead, Ukraine's three main opposition leaders held several hours of talks with Yanukovych late on January 23 but the minor concessions they announced were greeted with derision by protesters. AFP PHOTO / SERGEI SUPINSKYSERGEI SUPINSKY/AFP/Getty Images

Sergei Supinsky/AFP

A woman speaks as she kneels down in front of a line of riot police in the center of Kiev Ukrainian protesters today expanded their protest camp in Kiev closer to the administration of President Viktor Yanukovych, after crisis talks to end Ukraine‘s worst crisis since its 1991 independence ended in deadlock. After five days of clashes that activists say left five dead, Ukraine’s three main opposition leaders held several hours of talks with Yanukovych late on January 23 but the minor concessions they announced were greeted with derision by protesters. Read more

TOPSHOTS Ukrainian pro-EU protesters kee...TOPSHOTS Ukrainian pro-EU protesters keep warm around a bonfire in Independence Square in Kiev early on January 17, 2014. The European Union and the United States expressed concern after the Ukrainian parliament passed laws to curb the right to protest, a move the opposition called a power grab.  Western rights groups meanwhile denounced the bills as an attempt by President Viktor Yanukovych to impose a "dictatorship" and called on him to veto the legislation. AFP PHOTO/GENYA SAVILOVGENYA SAVILOV/AFP/Getty Images

Genya Savilov/AFP

Pro-EU protesters keep warm round a bonfire in Independence Square, Kiev, Ukraine. The EU and US expressed concern after the Ukrainian parliament passed laws to curb the right to protest, a move the opposition described as a power grab. Western rights groups denounced the bills as an attempt by President Viktor Yanukovych to impose a ‘dictatorship’ and called on him to veto the legislation. Read more

Ukraine riot police

Alexander Zemlianichenko/AP

Ukrainian riot police prepared to storm pro-European Union protesters gathered in tent camps at Independence Square in Kiev, Ukraine, early this morning. But police subsequently withdrew from the square, which appeared to hand at least a short-term victory to protesters

Ukrainian President Viktor Yanukovych, center, poses with other EU heads of state and Eastern Partners during a group photo at an Eastern Partnership Summit in Vilnius on Friday, Nov. 29, 2013. The European Union is extending its geopolitical reach eastward by sealing association agreements with Georgia and Moldova, but has missed out on a landmark deal with Ukraine as its key objective.

Mindaugas Kulbis/AP

Ukrainian President Viktor Yanukovych, center, poses with other EU heads of state and Eastern Partners during a group photo at an Eastern Partnership Summit in Vilnius. Read more