The primary elements of the II MEF include the 2nd MEB and the 4th MEB.
As of 18 March members of the 2nd MEB (TF Tarawa) were forward deployed in Kuwait awaiting orders. Since that time they have been operating under the leadership of I MEF. During their tenure with I MEF they have been providing physical security for forward C3 assets (2-6) and moving forward with I MEF participating in the assault at Al Nasariyah (2-8).
The 4th MEB is commissioned with Anit-Terrorism activities and is actively involved in Op Enduring Freedom. It is expected to bring it's considerable expertise to Op Iraqi Freedom as the coalition secures the country and begins rooting out the holdover Baathists hoping to act as terrorists after the war is won.
Several elements to the II MEF Air Group are also deployed and providing various direct action and support roles.