Ukraine crisis: What financial help can the west provide?
12 March 2014 Last updated at 10:44 GMT
Ukrainian Prime Minister Arseniy Yatsenyuk will meet President Obama in Washington on Wednesday.
He has called on Western countries to defend Ukraine against Russia - which, he says, "is armed to the teeth and has nuclear weapons".
However, what can the US and its western allies actually do to help the near bankrupt country?
Michelle Fleury reports from New York.