Azerbaijan threatened to retaliate, as the neighbors with a long history of tensions found themselves again at odds.
Israel said one of its F-35 fighter jets, known as an Adir, had downed another crewed plane over Tehran, the Iranian capital. Iran did not immediately comment.
The United States has long considered Iranian naval ships a serious threat, even as the country’s nuclear and missile programs dominate discussions of its military capabilities.
Iran’s foreign minister accused the United States of committing an “atrocity at sea,” after a U.S. Navy submarine attacked an Iranian frigate in the Indian Ocean.
The Israeli general has long been focused on the threat from Iran and its proxies, and has called for a regional alliance against the country.
Iran maintains ties with a range of countries, including Turkey, India, Russia and China. Yet in this war, their support is mostly rhetoric.
The opening days of the conflict are challenging the idea that President Trump can project force abroad while safeguarding American lives and the economy.
Presidents have sidestepped Congress to launch limited military strikes for decades. Trump’s decision to attack Iran is an aggressive escalation.
Our Beirut bureau chief, Christina Goldbaum, reports on the escalating conflict between Israel and the Iran-backed armed group Hezbollah, as Israel’s military seizes areas of southern Lebanon and carries out bombings.
As Iran fires fewer ballistic missiles, experts doubt Tehran is saving more advanced weapons.