Tehran continues detaining critics even as it signals potential agreement on uranium enrichment to ease US sanctions.

Iran and the United States are set for talks Friday in Oman over Tehran's nuclear program. This comes after Israel launched a 12-day war on Iran in June

The announcement by Iranian Foreign Minister Abbas Araghchi on Wednesday came after hours of indications that the anticipated talks were faltering over changes in the format and content of the talks. U.S. President Donald Trump, meanwhile, sent a blunt warning to Iran’s Supreme Leader Ayatollah Ali Khamenei ahead of the talks.

Iran-US tensions live updates: Qatar's Emir Sheikh Tamim bin Hamad al-Thani and US President Donald Trump spoke over the phone about efforts to reduce tensions and maintain stability in the region. Meanwhile,

WASHINGTON -- President Donald Trump has taken the unusual step of tapping military leaders for high-level diplomacy, sending the top U.S. commander in the Middle East to talks over Iran’s nuclear program and positioning the Army secretary as a key negotiator on ending the Russia-Ukraine war.

Iran rejects U.S. demands to negotiate ballistic missile program as tensions escalate across Middle East despite ongoing diplomatic talks in Oman.

US Iran tensions highlights: Tensions between the US and Iran continue to simmer as both nations work to establish the next round of talks.