The Forward Operating Base Marez bombing took place on December 21, 2004. Fourteen U.S. soldiers, four U.S. citizen Halliburton employees, and four Iraqi soldiers allied with the U.S. military were killed in an attack on a dining hall at the Forward Operating Base next to the main U.S. military airfield at Mosul.
Of the 22 people killed, all but 2 were men.