Operation Dagger was a 2005 operation of the

Iraq War {{Infobox military conflict , conflict = Iraq War {{Nobold, {{lang, ar, حرب العراق (Arabic) {{Nobold, {{lang, ku, شەڕی عێراق (Kurdish languages, Kurdish) , partof = the Iraq conflict (2003–present), I ...

. It took place in the southern

Lake Tharthar Lake Tharthar (also Therthar), and known in Iraq as Buhayrat ath-Tharthar ( ar, بحيرة الثرثار), is an artificial lake opened in 1956, situated 100 kilometers (62 mi) northwest of Baghdad between the Tigris and the Euphrates rivers. H ...

region, in Al Anbar province and was conducted by the Regimental Combat Team-8,

2nd Marine Division The 2nd Marine Division (2nd MARDIV) is a division of the United States Marine Corps, which forms the ground combat element of the II Marine Expeditionary Force (II MEF). The division is based at Marine Corps Base Camp Lejeune, North Carolina ...

. The mission, which was to locate hidden weapons caches and enemy sanctuaries, was a failure. The mission followed

Operation Spear Operation Spear was a United States operation, conducted by U.S. Marines, in Karabillah, Iraq, announced in June 2005. The main objective was to provide proof of foreign fighters, mainly Syrian, passing through the borders between Iraq and Syri ...

, a similar operation.

References

Military operations of the Iraq War involving the United States Military operations of the Iraq War involving Iraq Military operations of the Iraq War in 2005 Iraqi insurgency (2003–2011) United States Marine Corps in the Iraq War Military operations of the Anbar campaign (2003–2011) {{US-mil-operation-stub