Trump's Greenland focus highlights urgent Arctic security needs as Sen. Sullivan reveals new U.S. defenses against ...

Russian President Vladimir Putin has discussed the burgeoning economic cooperation between Moscow and Beijing and their ...

Russian President Vladimir Putin on Wednesday held a video call with his Chinese counterpart, Xi Jinping and said the two ...

A nuclear treaty first signed in 2010 is expiring this week. If it's not replaced, experts say a global arms race could be in ...

By Guy Faulconbridge, Mark Trevelyan and Maxim Rodionov MOSCOW, Feb 4 (Reuters) - Russia said on Wednesday it was open to ...

MOSCOW, Feb 4 (Reuters) - Russia said on Wednesday it was open to diplomacy on nuclear security but would resolutely counter ...

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

The imminent expiry of the New START treaty removes the last limits on US and Russian nuclear arsenals, heightening fears of an unconstrained arms race involving China and rising global instability.

In a video-link call broadcast on Russian state television, Putin said the Moscow-Beijing relationship was an important ...

The New Start Treaty will expire Thursday, removing limits on the U.S. and Russia's arsenals for the first time in over 50 ...

The treaty’s looming end sends a damaging signal about how the United States now views nuclear competition – and China is ...