The Ursa Major, which sank on Monday, was carrying vital equipment for Moscow's newest nuclear-powered icebreaker.

Marc Fogel, a Pennsylvania man imprisoned in Russia, has been designated as "wrongfully detained," according to the U.S.

Fuel oil spilled into the Black Sea by two storm-wrecked Russian tankers was washed ashore in southwestern Russia.

Azerbaijani intelligence has blamed Russia for the crash, with Euronews reporting on intelligence from anonymous Azerbaijani ...

Experts say evidence in the Azerbaijan Airlines plane crash in Kazakhstan points to a possible midair explosion, not an ...

A manufacturing plant in Russia’s Tatarstan region has significantly scaled up its production of Iranian-designed drones, ...

Moscow has warned Donald Trump against resuming the testing of nuclear weapons when he takes office, saying it would “not ...

There is U.S. intelligence that Russia may have mistakenly shot down an Azerbaijan Airlines flight that crashed in Kazakhstan ...

The State Department says an American schoolteacher arrested in Russia on drug charges more than four years ago has been ...

Russia's point man for arms control cautioned Donald Trump's incoming administration against resuming nuclear testing, saying ...

The long-range missiles provided by the United States and Britain were used to strike inside Russian territory, despite ...

The White House said Friday there were "early indications" that Russian air defenses downed an Azerbaijan Airlines flight in ...