The 2nd Battalion 10th Marines was activated on 11 April 1941, as the 4th Battalion 10th Marines. They were deployed with the 6th Marine Regiment to Iceland from Spring 1941 to Spring 1942. In December 1942, they deployed to the Pacific theater. On 20 July 1945, they were re-designated as the 2nd Battalion 10th Marines.
The 2nd Battalion 10th Marines participated in the following World War II battles:
The battalion again deployed in support of Operation Iraqi Freedom (OIF) from January to September 2007. During this time they were based out of Camp Fallujah.[2] In January 2009 the battalion again deployed to Iraq as a civil affairs group in support of OIF. During this deployment they were based out of Al Asad Airbase.
A unit citation or commendation is an award bestowed upon an organization for the action cited. Members of the unit who participated in said actions are allowed to wear on their uniforms the awarded unit citation. 2/10 has been presented with the following awards: