In preparation for the 2003 invasion of Iraq, Task Force 20 was formed based on &lt;a href="United%20States%20invasion%20of%20Afghanistan%23Command%20Structure"&gt;Task Force 11/Sword&lt;/a&gt; during the 2001 invasion of Afghanistan and were assigned to western Iraq, the TF (Task Force) was led by Major General Dell Dailey. TF 20 was composed of mainly Black SOF units from JSOC: B squadron, Delta Force and all 3 Battalions of the 75th Ranger Regiment; a battalion strength element of the 82nd Airborne Division, serving as a QRF and reinforcements; and a M142 HIMARS; later in the invasion M1A1 Abrams tanks from C Company, 2nd Battalion 70th Armor were attached to TF 20.