The Kremlin said on Tuesday that allowing the New START nuclear treaty with the United States to expire next February would ...

The New START, signed by then U.S. President Barack Obama and Russian counterpart Dmitry Medvedev, limits each country to no ...

Ukrainian President Volodymyr Zelenskyy urged attendees of this week’s United Nations General Assembly in New York to apply ...

In his first speech as U.S. Ambassador to the U.N., Mike Waltz, calls on Russia to "stop such dangerous behavior" during an ...

Russia and Vietnam have developed a mechanism to conceal arms deal payments to avoid American and other Western sanctions, ...

Trump's subsequent push for trilateral "denuclearisation" talks involving China elicited a firm refusal from Beijing, ...

The New START deal, signed by then-US and Russian presidents Barack Obama and Dmitry Medvedev, limits each country to no more ...

Mr. Putin said Russia didn’t want to provoke a strategic arms race with the United States, but his offer is limited in scope.

At an emergency meeting of the UN Security Council, U.S. Ambassador Mike Waltz pledged to stand by NATO allies after Russian airspace violations.

Russian President Vladimir Putin on Monday declared his readiness to adhere to nuclear arms limits for one more year under ...

NATO allies accused Russia at the United Nations on Monday of violating the alliance's air space in Estonia and Poland -- ...

Three armed Russian MiG-31 jets entered Estonian territory, prompting U.N. Security Council emergency meeting and U.S. commitment to NATO Article 5 defense.