The standoff over the Strait of Hormuz has escalated again as Iran reverses its reopening of the crucial waterway and fires on ships attempting to pass. Saturday's developments come after the United States said it would continue its blockade of Iranian ports.

A data firm, Kpler, said movement through the strait remained confined to corridors requiring Iran’s approval.

Iran has reimposed restrictions on the Strait of Hormuz after the U.S. said reopening it wouldn't end its blockade

Iran reversed its decision to reopen the Strait of Hormuz and fired on a tanker attempting to pass the waterway on Saturday. It also warned that it would continue to block transit through the strait as long as the U.

Iran said on Saturday that it closed the Strait of Hormuz again amid the ongoing U.S. blockade of its ports in the waterway. President Trump said Friday that the waterway was "completely open."

President Donald Trump says the blockade of the Strait of Hormuz will remain and attacks will resume if no agreement is reached with Iran

On Friday, US President Donald Trump was effusive in welcoming an announcement from Tehran that the Strait of Hormuz was “fully open and ready for full passage. Thank you!” Iranian Foreign Minister Abbas Araghchi had suggested on X that the strait would be fully open again,

Iran said the Strait of Hormuz is open. Congress approved a 10-day extension of a warrantless surveillance program. The acting head of ICE resigned. Anthropic’s CEO met with Trump’s chief of staff. Trump pitched his economic accomplishments to a skeptical audience.