Russia's upper house of parliament ratified a key strategic partnership deal signed between Moscow and Tehran on Wednesday.

Iran and the United States have held talks in the sultanate of Oman in an attempt to jump-start negotiations over Tehran’s ...

Since returning to the White House, President Trump has been pushing for talks while increasing sanctions and suggesting a ...

Iran's National Army Day parade highlights military strength, raising concerns of a nuclear showdown with the US ahead of ...

Iran and the US have see-sawed between enmity and grudging diplomacy in the years since, with relations peaking when ...

Explore the intricate history of tensions between Iran and the US as nuclear negotiations resume in Oman, tracing back ...

The US can choose the course ... from the accord, sparking tensions in the Mideast that persist today. Associated Press writer Amir Vahdat in Tehran, Iran, contributed to this report.

Iran courts Saudi Arabia ahead of U.S. nuclear talks as doubts over their success push the region closer to conflict ...