A plan by Washington to station tanks and heavy weapons in NATO states on Russia's border would be the most aggressive U.S. act since the Cold War, and Moscow would retaliate by beefing up its own forces, a Russian defense official said on Monday.

• June 15, 2015

Ukraine protested to Russia on Saturday after mobs vandalized its embassy in Moscow and its consulate in Rostov-on-Don overnight, a day after Russia made a similar protest to Ukraine over damage to the Russian consulate in Kharkiv.

• June 13, 2015

Russia accused the United States on Thursday of coercing Kiev into pressing on with the conflict in east Ukraine and urged Washington to fully implement a treaty on eliminating intermediate-range and shorter-range missiles.

• June 11, 2015

The United States is considering building more U.S. military bases in Iraq to drive back Islamic State militants in a move that may require a further increase in American forces, the top U.S. general said on Thursday.

• June 11, 2015

Rebel fighters captured a major base from the Syrian army in the south of the country on Tuesday, rebels and a monitoring group said, a setback for President Bashar al-Assad reflecting the mounting pressure on him after recent losses elsewhere.

• June 9, 2015

Western nations and Russia traded accusations at the United Nations on Friday over the recent upsurge in violence in eastern Ukraine, while a senior member of an international monitoring team blamed both sides in the conflict for breaking a ceasefire.

• June 6, 2015

Taiwan's coast guard on Saturday commissioned its biggest ships for duty in the form of two 3,000-ton patrol vessels, as the island boosts defenses amid concerns about China's growing footprint in the disputed South China Sea.

• June 6, 2015

U.S. Defense Secretary Ash Carter said on Thursday the situation with Russia had taken a "sad turn" and he was gathering U.S. military leaders and diplomats to assess the effectiveness of NATO strategy toward Moscow in response to the Ukraine crisis.

• June 4, 2015