Russia has given its first response to Donald Trump’s ultimatum calling on Vladimir Putin to engage in peace talks or see his ...

Ratcliffe told senators at a hearing last week that the CIA must do better when it comes to using technology like artificial intelligence to confront adversaries including Russia and China.

Political polarization in the U.S. is at the highest level ever measured. Growing majorities of both Republicans and Democrats say they consider members of the other party to be unintelligent, ...

President Donald Trump is taking a more assertive role on the global stage, aiming to establish Washington as an aggressive ...

A prominent U.S. expert said Wednesday that President Donald Trump's recent reference to North Korea as a "nuclear power" ...

He has worked at the U.S. Department of State, on the National Security Council, and as a foreign policy adviser to U.S. Senator John McCain. Today, U.S. President Donald Trump will sweep back into ...

Ukrainian forces described a different kind of enemy, fighting with unfamiliar tactics and little option to retreat.

Special, virtual guests took centerstage at the Commander-in-Chief Ball, one of several held to mark President Donald Trump’s ...

North Korea’s state media reported on Donald Trump’s inauguration in its first direct acknowledgement of his return to the ...

North Korea's state media on Wednesday reported U.S. President Donald Trump's inauguration but without any commentary on his ...

Reuters, the news and media division of Thomson Reuters, is the world’s largest multimedia news provider, reaching billions of people worldwide every day. Reuters provides business, financial, ...

South Korea said denuclearization was still the goal after President Donald Trump used a phrase that could imply recognition ...