President Donald Trump's letter to Ayatollah Ali Khamenei says Iran has two months to reach a nuclear deal, according to a report.

The Trump administration should back away from threats and engage Iran in an effort to bring a diplomatic halt to its nuclear ...

President Donald Trump, in a letter to Iran’s Supreme Leader Ayatollah Ali Khamenei proposing negotiations on a new nuclear ...

It isn't clear whether the two month-clock begins from the time the letter was delivered or from when negotiations start.

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 ...

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

Senior diplomats from Iran, Russia, and China convened in Beijing to discuss Tehran's nuclear program. This meeting follows ...

Relations between the USA and Ukraine hit a low point last week: In front of live television cameras, there was a confrontation in the Oval Office of the White House between President Trump, Vice ...

WASHINGTON — The shadow of the long-stalled proposed nuclear waste facility at Yucca Mountain, Nevada, loomed over Supreme Court proceedings Wednesday as the justices weighed a dispute over the ...

Donald Trump last month restored his "maximum pressure" campaign on Iran in a bid to stop Tehran from building a nuclear weapon Russia has offered to mediate between the United States and Iran ...