| − | By 2003, Zarqawi relocated his al Qaeda affiliate Group of Monotheism and Jihad to Iraq. It became an affiliate group to al-Qaeda and was commonly known in Western media sources as al Qaeda in Iraq. By 2004, Zarqawi had already claimed 25 attacks against US and its allied Iraqi forces. His attacks eventually occurred daily until he was killed by a precision U.S. airstike in 2006. | + | By 2003, Zarqawi relocated his al Qaeda affiliate Group of Monotheism and Jihad to Iraq. It became an affiliate group to al-Qaeda and was commonly known in Western media sources as al Qaeda in Iraq. By 2004, Zarqawi had already claimed 25 attacks against US and its allied Iraqi forces. Zarqawi is personally responsible for the beheading and murder of American [[Nicholas Berg]].<ref>http://www.globalsecurity.org/military/world/para/zarqawi.htm</ref> His attacks eventually occurred daily until he was killed by a precision U.S. airstike in 2006. |