NATO's top military commander, U.S. General Philip Breedlove, said on Friday the West should be ready to use "all tools in the tool bag" to help Ukraine fight pro-Russian separatists, though he did not specify if that should include arming Kiev.

• February 6, 2015

European defense officials warned on Friday that arming Ukraine in its fight against pro-Russian separatists would only inflame the conflict, but were told by NATO's top soldier, an American general, that the West should consider using "all tools" if diplomacy with Moscow wasn't working.

• February 6, 2015

NATO defense ministers agreed on Thursday to set up a network of command centers in eastern Europe and more than double the size of its rapid reaction force to better protect the region in the event of any threat from Russia.

• February 5, 2015

Moscow would see any decision by the United States to give Ukraine lethal weapons as a threat to Russia's security, Russian Foreign Ministry spokesman Alexander Lukashevich said on Thursday.

• February 5, 2015

European Union governments have agreed on a list of new entities and Russian and pro-Moscow Ukrainian individuals who will suffer sanctions in the bloc, diplomats said on Thursday.

• February 5, 2015

France will not for the moment deliver weapons to Ukraine for its fight with pro-Russian separatists, Defence Minister Jean-Yves Le Drian said on Wednesday.

• February 4, 2015

The United States is reconsidering whether to provide weapons to Ukraine in its fight against Russian-backed separatists, senior administration officials said on Monday, adding that no decision had been made.

• February 3, 2015

The West must be ready for a long standoff with Russia over Ukraine and not quickly resume normal ties as it did after the 2008 Georgian war, a top NATO official said on Monday.

• February 2, 2015