Russia energy giant Gazprom says Ukraine owes $2.2 billion for gas supplies and missed the deadline for paying for its March supplies.
A report's findings that Russia withheld intelligence about the Boston Marathon bombing suspect could further strain U.S.-Russia ties.
The Ukrainian crisis has highlighted the European Union's exposure to natural gas from Russia, which has used it coercively in prior disputes.
Crimea remains part of Ukraine, according to the mapping site, which is the most frequently used smartphone app in the world.
What's more, Ayatollah Ali Khamenei said Tehran's negotiating team should not yield to issues "forced upon them."
The capital flight coincides with slumping investment and a sharp deterioration in business confidence.
Activists supporting Russia have taken over government buildings in the three eastern Ukrainian cities of Kharkiv, Luhansk and Donetsk.
In 2013, Ukraine was the world’s fourth-largest corn exporter and sixth-largest wheat exporter.
Armed pro-Moscow protesters Tuesday were still occupying Ukrainian government buildings in two cities in the largely Russian-speaking east.
Russia could cut off Ukraine's gas supplies, causing knock-on effects for the European Union.
The Fund underscored that geopolitical maneuvers have consequences and would substantially harm Russia's economy.
Russia has argued that it's not the one destabilizing Ukraine and has warned Ukraine not to respond by force to people’s “legitimate demands.”
Officials on both sides of the Ukraine crisis are pointing to each other for escalating tensions in Eastern Ukraine.
The study asked Americans to find Ukraine on a map and then give their foreign policy preferences.
“If Russia moves into eastern Ukraine either overtly or covertly, this would be a very serious escalation," White House spokesman Carney added.
Overmatched in absolute terms, Ukrainians think they have a good chance of beating Russia if the conflict turns to partisan warfare.
Valeria Lukyanova revealed to GQ that she believes the world has seen an increase in plastic surgery because "ethnicities are mixing now, so there’s degeneration."
The latest action is a broadening of its decision to suspend cooperation with Moscow over Russia's annexation of Ukraine's Crimea region.
Buildings were also seized in Kharkiv and Donetsk, where pro-Russia demonstrators called for a “people’s city council.”
Crimeans now have nowhere to turn for American hamburgers, or heroin-addiction treatment.
The U.S. wants its European allies to spend more money for the military. There is just one problem: The Europeans don't have it.
Ukrainian officials have accused Russia of sending FSB operatives, and explosives, into the country to stamp out anti-government protests.