The U.S. and Israel struck Tehran and other Iranian cities in airstrikes on the fifth day of the war with Iran. Here's what you need to know.

Iran's state broadcaster said Tehran had fired missiles "against targets in the heart of Tel Aviv," after Israel's military said it was working to intercept incoming Iranian fire late Thursday.

A torpedo attack by the United States, its first in combat since World War II, sank an Iranian warship in the Indian Ocean. The Sri Lankan Navy said it had rescued 32 survivors and was still searching ...

Prime Minister Anthony Albanese’s disclosure about the attack in the Indian Ocean prompted concern that Australia’s close ...

US Navy awards $255M contract to modernize Trident II fire control, ensuring compatibility with Ohio and future Columbia ...

The opening hours of war in Iran included the first use of a US low-cost attack drone, and since then, more historic combat firsts have occurred.

Iran says the U.S. will "bitterly regret" attacking one of its warships as Defense Secretary Pete Hegseth says war is "just getting started." ...

"In the Indian Ocean, an American submarine sunk an Iranian warship that thought it was safe in international waters. Instead, it was sunk by a torpedo. Quiet Death," War Secretary Pete Hegseth said ...

Iran launched new attacks on Israeli and American bases overnight, following the sinking of an Iranian warship by an American submarine, as President Trump claims significant progress in the conflict.

Beijing is working to ramp up production of nuclear-powered attack boats and incorporate larger numbers of guided-missile classes into its submarine force, putting the People’s Liberation Army Navy on ...

"The U.S. has perpetrated an atrocity," said Iran's Foreign Minister, suggesting grave repercussions would follow.

The Royal Netherlands Navy's (RNLN's) new Orka-class diesel-electric submarines will be introduced to service with Naval ...