President Obama also met with China’s President Xi Jinping in an attempt to further pressurize Russia with economic sanctions.
The man who became the face of Ukrainian defiance in Crimea has been missing for 2 days.
Taiwanese students have stormed the capital over a trade agreement with Beijing that they fear will marginalize them economically and politically.
Moldova and NATO are concerned about Russia's takeover of Ukrainian bases in Crimea and troop buildup near Ukraine's eastern border.
Russia was acting more like an adversary than a partner, NATO's Supreme Allied Commander Europe, U.S. Air Force General Philip Breedlove said, and the 28-nation alliance should rethink the positioning and readiness of its forces in eastern Europe.
The Moscow stock exchange has lost nearly $70 billion this month as the U.S. and EU impose sanctions.
Move is seen as a step in the right direction for Ukraine and others involved in the crisis there.
As conflict rages on every continent, Antarctica remains peaceful, but its massive Ross Sea is threatened by fishing, mining and pollution.
Cancer-research facilities say they have received millions in donations thanks to a viral campaign involving an army of fresh-faced selfies.
The Russian individuals being sanctioned by the U.S. Department of Treasury are well known players close to President Vladimir Putin.
Crimea’s decision to secede from Ukraine was actually quite predictable. Here's why.
A new study finds that the leaves near the Chernobyl disaster site in Ukraine are taking a long time to decompose.
The EU has launched a new sanctions round against Russian officials, including Deputy P.M. Rogozin and Putin Advisor Sergey Glazyev.
Bad weather and disease have sent wheat, cocoa and coffee prices surging this year.
The Russian oil billionaire and close Putin associate is a key target of recently imposed sanctions.
U.S. sanctions against Russian businessmen appear to have demonstrated a link between an oil mogul and President Vladimir Putin.
The fresh round of sanctions follows Thursday's actions by the U.S., which involved 20 more Russians officials.
Sanctions against Russia could lead to billion-dollar contracts getting canceled by the U.S. and France.
Could the Gaza Strip be the next Russian territory?
Washington believes that by sending U.S. troops to countries bordering Russia it will deter Moscow from additional aggressive acts.
While American arms companies show a decline in sales while Russian rivals are expanding, one U.S. company is still the top global weapons maker.
What Crimea conflict? Chinese and Japanese Internet users focus on something other than war after Poklonskaya is appointed made attorney general.