Gallagher has told shipping clients to avoid any travel through the Red Sea after a tanker it provided cover for was struck by Houthis.

The Iran-aligned Houthis on Monday declared a naval blockade against Saudi Arabia, opening a potential new front against the United States in its war with Iran.

Houthi militia warnings are causing tankers to change course in the Red Sea. Two vessels altered their destinations to the Suez Canal after the blockade declaration. European…