A tanker traveling off the coast of Oman in the Strait of Hormuz caught on fire early Tuesday morning after being struck by a projectile, the British military said. The attack was the latest targeting a vessel moving through the narrow mouth of the Persian Gulf,

The attacks could complicate negotiations to end the U.S. war with Iran.

We track four stories that show how quickly modern conflict is changing — at sea, in the air, and inside the world’s most classified weapons programs. A sanctioned cargo ship running between China and Iran tests America’s new naval blockade near the Strait of Hormuz — only to be stopped by disabling fire from the USS Spruance,

An "unknown projectile" struck and caused a fire on an oil tanker off the coast of Oman near the Strait of Hormuz on Monday, British maritime security agency UKMTO said.

Some experts say the Strait of Hormuz will not return to its pre-war state, so what could the future of this vital shipping lane look like?

Iran and Oman have presented to the U.S. a proposal for the administration of the Strait of Hormuz that includes the joint collection of administrative fees by the two Middle East nations, four sources told NBC News.

On June 17, the US and Iran struck a deal to reopen the Strait of Hormuz, the world’s most important artery for shipping oil and natural gas, which was largely blocked after the two countries went to war in February.