Iran enforces a selective blockade with only six ships navigating the Strait of Hormuz. Fewer than 150 ships transit from July 6-12 at 79% YES.

Iran closes the Strait of Hormuz, warning against unauthorized shipping. Traffic normal by July 7 at 0.1% YES, by July 31 at 5.5% YES.

Iran asserts control over the Strait of Hormuz, disrupting global shipping routes. Traffic normalization by August 31 at 18.5% YES.

Iran secretly moved oil tankers through the Strait of Hormuz before US threats. US strikes followed an Iranian attack on a Cyprus-flagged container ship. Iran retaliated against…