Multi-National Forces West (MNF-W) or United States Forces West (USF-W) was one of the coalition headquarters under Multi-National Force-Iraq. It was headquartered by either I or II U.S. Marine Expeditionary Force that rotated on a 12-month basis. Their area of operations was primarily the Al Anbar province which includes the cities of Ar Ramadi, Fallujah, Al Qaim, and Haditha. The force was the most important U.S. unit to take part in the Iraq War in Anbar Province. Among the smaller multinational units operating within MNF-W was a platoon from the Azerbaijani Armed Forces.