President Trump’s claim to have sent a letter to Iran’s Ayatollah Ali Khamenei has been met with skepticism by Iran’s ...

China and Russia are both permanent members of the U.N. Security Council, along with France and Britain, that took part in the original 2015 Iran nuclear deal preliminary framework agreement. Trump ...

Following Trump's demands for nuclear talks with Tehran, China and Russia have stood by Iran's right to use nuclear energy ...

Trump has the leverage to demand disarmament, not merely arms control.

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

Russia agreed to assist President Donald Trump’s administration in communicating with Iran on issues including the Islamic republic’s nuclear programme and its support for regional anti-US ...

Russia has offered to assist the United States in dealing with Iran over its nuclear programme and its use of proxies against Western allies. A senior Iranian official has said that Iran's supreme ...

Elbridge Colby told a Senate hearing that preventing Iran’s nuclear ambitions could require using US bombers and air tankers ...

MOSCOW — Russia has agreed to assist US President Donald Trump’s administration in communicating with Iran on various issues, including on Tehran’s nuclear program and its support for ...