US President Donald Trump warned that Iran’s supreme leader should be “very worried,” as both sides prepare for their first formal negotiations since the United States bombed Tehran’s nuclear program last year.

Critics urge sports organizations to ban Iran after regime allegedly executed thousands of anti-government protesters, including young wrestlers.

DUBAI, Feb 8 (Reuters) - Recognition of Iran's right to enrich uranium is key for nuclear talks with the U.S. to succeed, Foreign Minister Abbas Araqchi said on Sunday. American and Iranian diplomats held indirect talks in Oman on Friday,

Israeli Prime Minister Benjamin Netanyahu will meet with U.S. President Donald Trump in Washington on Wednesday about American talks with Iran.

After a round of indirect talks with Trump's envoys in Oman, Iran's top diplomat says the country will keep negotiating, but stresses a lack of trust.

Feb 7 (Reuters) - Israeli Prime Minister Benjamin Netanyahu is expected to meet U.S. President Donald Trump on Wednesday in Washington, where they will discuss negotiations with Iran, Netanyahu's office said on Saturday.

Iran is skilled at prolonging negotiations over its nuclear program, and seems to be hoping President Trump is out for a quick win, rather than a prolonged regional war.

Iran seized two oil tankers Thursday while former Iranian minister Ezzatollah Zarghami threatened to make the Strait of Hormuz a "massacre and hell" for U.S. forces.