The head of the United Nations atomic watchdog Yukiya Amano arrived in Tehran Monday for talks with President Hassan Rouhani, two days after Iran's nuclear deal with world powers went into force. The International Atomic Energy Agency confirmed late Saturday that Tehran had complied with its...

Israel bristled on Sunday at the lifting of international sanctions on Iran and vowed to flag up any violations of its arch-foe's nuclear restrictions while drawing on U.S. defense aid to prepare for a possible military face-off in the future. The International Atomic Energy...

The United States imposed sanctions on 11 companies and individuals for supplying Iran's ballistic missile program in a move delayed by over two weeks so as not to endanger this weekend's release of U.S. prisoners, sources familiar with the matter said. The U.S. Treasury...