Ukraine protests: Who's who in the struggle for power?
Protests in Ukraine have left more than 80 people dead and many more wounded, after violence broke out over future of the country.
The country's Parliament have removed President Viktor Yanukovych from power and has now voted to try him for war crimes.
Mr Yanukovych and his supporters have been in favour of ties with Russia.
Anti-government demonstrators want the country to move towards a closer relationship with the EU.
The former president of Ukraine, has fled the capital, with the parliament there voting to put him on trial at The Hague.
He is accused of causing violence, which led to the deaths of more than 80 people after protests broke out.
In a video message recorded after he left Kiev, Mr Yanukovych, 63, insisted he was still president, fairly elected in 2010.
Currently serving as interim leader, Oleksandr Turchynov has previously been head of the Ukrainian state security service, the SBU. He is also an economics professor.
He is a close ally of former prime minister Yulia Tymoshenko, who has been seen by protestors as a figurehead of the recent uprising.
Former world heavyweight boxing champion Vitali Klitschko is part of the pro-EU Udar (Punch) movement. Many people think he may run for president.
Unlike many Ukrainian politicians, he has not been accused of corruption.
He has accused Mr Yanukovych of treating the Ukraine like his own personal kingdom and showing favouritism when appointing people to important jobs.
The president of Russia, has condemned the protests in Ukraine.
He has also withheld the next instalment of a large loan, blaming the unstable situation in Ukraine.
Russian Foreign Minister Sergei Lavrov condemned "illegal extremist groups" in Kiev who, he said, had seized power "with the connivance of opposition leaders".
EU foreign affairs chief Catherine Ashton has been in Kiev to discuss financial and political support for Ukraine's new leaders.
Pictured laying flowers in Independence Square at a tribute to those who have died in the recent protests, she has also held talks with Interim President Olexander Turchynov.
Foreign Secretary William Hague has said Ukraine faces imminent economic collapse if other countries, including the UK, do not help with financial support.
Opposing sides must form a "government of national unity", Mr Hague said.
The US Secretary of State, is meeting with Mr Hague to talk about the emergency help the UK and America can offer to Ukraine.
The US has already said it will send money to Ukraine to complement any future loan from the International Monetary Fund (IMF).
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