The 22nd Marine Expeditionary Unit (MEU) is a rapid-response force within the United States Marine Corps. It is designed to conduct a variety of missions, including amphibious assaults, humanitarian assistance, and crisis response. The unit is typically composed of a reinforced infantry battalion, a composite aviation squadron, and a logistics battalion, allowing it to operate independently in diverse environments. Based at Marine Corps Base Camp Lejeune in North Carolina, the 22nd MEU is part of the larger U.S. Marine Corps structure. It often participates in joint exercises with other military branches and allied forces, enhancing its readiness and interoperability for potential deployments around the world.