President Barack Obama, seeking to sell the Iran nuclear deal to skeptical U.S. lawmakers and nervous allies, insisted on Wednesday the landmark agreement was the only alternative to a nuclear arms race and more war in the Middle East. Obama made his case in a nationally...

Iran and six major world powers reached a nuclear deal on Tuesday, capping more than a decade of negotiations with an agreement that could transform the Middle East. U.S. President Barack Obama hailed a step towards a "more hopeful world" and Iran's President Hassan Rouhani said...

Iran and six major world powers reached a nuclear deal on Tuesday, capping more than a decade of negotiations with an agreement that could transform the Middle East. U.S. President Barack Obama hailed a step toward a "more hopeful world" and Iran's President Hassan Rouhani said it proved that...

Iran and world powers have reached a historic deal under which Tehran will curb its nuclear program in exchange for the easing of economic sanctions, NBC News confirmed early Tuesday. Tehran has been negotiating with the U.S., Britain, France, Germany, Russia and China for years, with diplomats...