Croatia has lifted a blockade on its border with Serbia on September 25, ending a week of border disputes between the two countries over the flow of migrants.

• September 24, 2015

Russia, Ukraine, and the European Union are set to resume talks aimed at restoring Russian gas supplies to Ukraine, the Russian energy minister has said.

• September 24, 2015

Russia has rebuffed calls for a more ambitious plan to cut its carbon dioxide emissions after environmentalists branded its current pledge inadequate and backward-looking.

• September 23, 2015

Russia is planning a second major military base near the border with Ukraine, where NATO accuses Russian troops of helping pro-Moscow separatists fight Kiev's forces.

• September 23, 2015

Russian Foreign Minister Sergei Lavrov said on Wednesday the United States was increasingly receptive toward Moscow's position on the conflict in Syria, an assertion quickly disputed by Washington.

• September 23, 2015

Satellite photos taken in mid-September and obtained by IHS Jane's show Russian forces developing two additional military facilities near Syria's Mediterranean coast, Rob Munks, editor of IHS Jane's Intelligence Review, said on Tuesday.

• September 22, 2015

Pro-Russian rebels in Ukraine said on Tuesday they were going ahead with local elections in October and November in defiance of Kiev, and only hours after they appeared to say they were prepared to postpone the vote to avoid "stalemate" in peace efforts.

• September 22, 2015

Ukraine pressed NATO on Tuesday for Western weaponry to help defend itself against pro-Russian separatists but the head of the alliance resisted for fear of threatening a fragile ceasefire with Russian-backed rebels.

• September 22, 2015