President Vladimir Putin on Tuesday took the first steps to absorb the Ukrainian region of Crimea into Russia, in what would mark the most significant redrawing of Europe's borders since World War II.
President Barack Obama hinted at possible additional sanctions on Russia, warning his Russian counterpart Vladimir Putin that the United States and its allies would "never" recognize Crimea's breakaway vote Sunday.
Tatar community leader Mustafa Dzhemilev on Thursday urged NATO to intervene in Crimea to avert a "massacre" and called on the Crimean Tatars to boycott the upcoming referendum to join Russia.
Pro-Russian activists with clubs and whips clashed with pro-Kiev supporters Sunday as tens of thousands rallied across Ukraine in rival protests, and Russian President Vladimir Putin dug in his heels in the standoff with the West.
Ukraine stood in danger of breaking apart Friday after Crimea's parliament unanimously voted to join Russia in a sharp escalation of the worst East-West security crisis since the Cold War.
Canada's Prime Minister Stephen Harper on Monday warned that Russia could be stripped of its membership in the Group of Eight industrialized nations if it doesn't reverse course in Ukraine.
Russian President Vladimir Putin is repeating history by acting in Crimea much like Adolf Hitler did in central and eastern Europe in the late 1930s: Karel Schwarzenberg
Kazakhstan President Nursultan Nazarbayev has congratulated his Russian counterpart Vladimir Putin on the successful completion of the 22th Winter Olympics 2014.
A new era dawned in Ukraine on Sunday as parliament appointed a pro-Western interim leader after ousted president Viktor Yanukovych fled Kiev to escape retribution for a week of deadly carnage.
Sochi let its hair down on Sunday at a rollicking end-of-games Olympic party celebrating Russia's spirit and culture through the country's rich heritage of music and art.
President Barack Obama held "constructive" talks Friday with Russian President Vladimir Putin as he pressed for swift implementation of a deal to end Ukraine's deadly crackdown on protesters.
European commentators portrayed the opening ceremony of the Sochi Winter Olympics as a personal triumph and even an exorbitant show of power for Russian President Vladimir Putin.
Russia on Friday officially opens in Sochi its first ever Winter Olympics with a lavish ceremony attended by dozens of heads of state and aimed at impressing a sceptical world with an unforgettable spectacle.
Ukrainian President Viktor Yanukovych returns to work from four days of sick leave after opposition leaders appealed for Western assistance and an injured militant accused of rioting left the country for medical treatment.
Ukrainian lawmakers meet on Tuesday to debate ways of ending a deadly two-month crisis after President Viktor Yanukovych gave in to a key opposition demand to abolish draconian anti-protest laws.
The family of Holocaust hero Raoul Wallenberg hopes to appeal directly to Russian President Vladimir Putin this week for help in throwing light on the Swedish diplomat's mysterious fate.
Presidents Barack Obama and Vladimir Putin discussed security at the Sochi Winter Olympics Tuesday, amid rising fears in Washington for the safety of US athletes following terror threats against the Games.