The killing of Ayatollah Ali Khamenei, Ali Shamkhani, Mohammad Pakpour, and others, has opened a void in Iran's leadership circles. See who remains.

Watch special coverage on Nightline, "War with Iran," each night on ABC and streaming on Disney+ and Hulu.

The U.S. sank an Iranian warship in international waters with a torpedo fired from an American submarine, Defense Secretary ...

Israel pounded Lebanon early Thursday and said it intercepted missiles from Iran as a widening war launched by the United ...

Many residents of Tehran managed to get out of town when the U.S. and Israel attack began, but others who could not described ...

President Donald Trump will attend the dignified transfer of the six U.S. service members killed in this weekend's ...

The U.S. State Department closed embassies in Kuwait and Saudi Arabia on Tuesday and is urging Americans to evacuate from 14 ...

DUBAI, United Arab Emirates (AP) — A U.S. submarine sank an Iranian warship in the Indian Ocean, as Washington and Israel ...

Iran has also struck energy facilities in Qatar and Saudi Arabia, and attacked several ships in the Strait of Hormuz, the narrow mouth of the Persian Gulf through which a fifth of all oil traded ...

Secretary of State Marco Rubio spoke with his counterparts in Saudi Arabia, Turkey, Cyprus and Italy on Wednesday about the situation in Iran and the ...

Rubio echoed comments from Trump and told reporters ahead of the briefing that the most punishing strikes on Iran are yet to come.

The U.S. will likely start to feel strain on its munition stockpiles if America’s war with Iran stretches beyond the four-to-five-week timetable laid out by President Trump. The Trump administration ...