Amphibious assault ships form amphibious readiness groups and embark Marine expeditionary units along with embarked aircraft such as Marine helicopters, MV-22 Osprey tiltrotor aircraft, and short takeoff/vertical landing jets that can transport Marines or strike land and sea targets.
October 21, 2025
high
capability
Typical composition and role of U.S. amphibious assault ships and their embarked units and aircraft.