Russian authorities say a deputy chief of its military intelligence agency has been shot and wounded. Officials say Lt. Gen.

Russian oil revenue fell 50% in January compared with the same month the previous year after tough new sanctions imposed by the U.S. Treasury.

MOSCOW, Feb 5 (Reuters) - Russia expelled a German diplomat on Thursday in response to what it said was Berlin's groundless expulsion of a Russian diplomat last month and accused Germany of being in the grip of "spy mania".

A Russian official said Moscow is ready to respond with military measures if the United States deploys its missile defense program to Greenland.

Russian President Vladimir Putin has discussed the burgeoning economic cooperation between Moscow and Beijing and their relations with the United States in a video call with Chinese leader Xi Jinping.

WASHINGTON, Feb 5 (Reuters) - The U.S. military said that Washington and Moscow on Thursday agreed to reestablish high level military-to-military dialogue, following talks in Abu Dhabi, a move which could signal a move towards normalizing some ties between the United States and Russia.

As the talks in Abu Dhabi between Ukraine, the US and Russia continue, Volodymyr Zelenskyy called on the US president to respond to Moscow’s massive aerial attacks and the violation of Russia’s “energy truce” promise.

Russia is ready for the new reality of a world with no U.-Russian nuclear arms control limits after the New START treaty expires this week, ​Moscow's point man for arms control said on Tuesday.