Experts worry Washington could lock in a superficial agreement on Iran’s nuclear program and sanctions relief, then struggle through months or years of technically complex follow‑on talks. European

The head of the U.N.’s nuclear watchdog says that “very detailed” measures to verify Iran’s nuclear activities must be put in place in a potential U.S.

Talks will begin in Pakistan on Saturday to try to build on the ceasefire.

NPR's Elissa Nadworny speaks to Narges Bajoghli, associate professor of Middle East studies at Johns Hopkins, about Iran's long-term goals.

By Parisa Hafezi, John Irish and Francois Murphy DUBAI, April 16 (Reuters) - U.S. and Iranian negotiators have scaled back ambitions for a comprehensive peace deal and are instead seeking a temporary memorandum to prevent a return to conflict,

President Donald Trump delivers an ultimatum to Iran, threatening severe military action if a nuclear deal is not reached. With U.S. negotiators, including Jared Kushner and Mark Witkoff, scheduled for talks in Islamabad,

President Donald Trump threatened Sunday to destroy "every single power plant" and "every single bridge" in Iran if Tehran walks away from a U.S. nuclear deal.

The president said negotiators would be heading to Islamabad on Monday evening, in a scramble to find a deal as the clock runs down on a two-week ceasefire.