Britain warned on Wednesday that it would trigger a return of U.N. sanctions on Iran, if needed, to prevent it from getting a ...

The United Nations Security Council will meet behind closed doors on Wednesday over Iran's expansion of its stock of uranium ...

South Korea's foreign minister told the country's legislature Wednesday that developing nuclear weapons is not off the table ...

US military officials believe Russia and China are aggressively testing new offensive space capabilities, pointing to a ...

The foreign ministers of the Group of Seven (G7) countries did not specify the principle of "complete, verifiable, and ...

“Despite the reinforcement of the arms embargo, weapons and ammunition trafficking continue to flow into Haiti and into the ...

Iran’s ambassador to the United Nations lashed out at the US for bringing up the subject of non-proliferation in the UN ...

A letter U.S. President Donald Trump wrote to Iran’s supreme leader in an attempt to jump-start talks over Tehran’s rapidly ...

President Trump said Russia, China and Iran may discuss "de-escalation" during upcoming nuclear talks in Beijing and suggested he might engage with North Korea on denuclearization.

Shutting off the flow of information for a few days cost Ukraine countless lives, and Putin will want Trump to do it again before any ceasefire, says James Stavridis for Bloomberg Opinion.

U.S. National Security Council spokesman Brian Hughes said that ... what he called escalating U.S.-led military threats. Other weapons were solid-fueled intercontinental ballistic missiles ...

China and Russia are both permanent members of the U.N. Security Council, along with France and Britain, that took part in ...