US CENTCOM: U.S. CENTCOM forces reached the milestone of redirecting more than 100 commercial vessels, May 23, while enforcing a maritime blockade against Iran.American forces began implementing the blockade April 13 against commercial ships entering and exiting Iranian ports, in accordance with a presidential proclamation. Over the past six weeks, more than 15,000 Soldiers, Sailors, Marines and Airmen have redirected 100 vessels, disabled four, and allowed 26 humanitarian aid ships to pass.