The Trump administration confirmed the U.S. will take part in high-level talks with Iran in Oman instead of Turkey, as ...

By Guy Faulconbridge and Mark Trevelyan MOSCOW, Feb 5 (Reuters) - Russia and the United States are no longer bound by any ...

The last remaining nuclear arms pact between Russia and the United States has expired, removing caps on their atomic arsenals ...

The last nuclear treaty between Russia and the United States expired Thursday, abruptly ending decades of restrictions on how ...

T he last nuclear treaty between the United States and Russia, the New START agreement, ended on Thursday, lifting ...

US President Donald Trump warned Iran’s supreme leader should be “very worried,” as both sides prepare for their first formal ...

BEIJING, Feb 5 (Reuters) - The Chinese foreign ministry said on Thursday that the expiration of the U.S.-Russia arms treaty ...

By Colleen Howe and Ethan Wang BEIJING, Feb 5 (Reuters) - Three Chinese lawmakers with ties to the defence sector have been ...

President Donald Trump said Wednesday that he hopes to push his immigration crackdown into five more cities, previewing an ...

Elon Musk warns a new social network where AI agents talk to one another is the beginning of 'the singularity' US politicians ...

United Nations Secretary-General António Guterres has called on the United States and Russia to swiftly sign a new nuclear ...

The New START treaty ended after U.S. President Donald Trump did not follow up on a Russian proposal to extend warhead limits ...