The XXXIII Corps is a formation of the United States Army, serving under the Unified Command Plan as part of the United States Army Pacific (USARPAC). The corps has its headquarters at Camp H.M. Smith, Honolulu, Hawaii, and is responsible for coordinating large-scale combined joint operations within the US Indo-Pacific command area. It was first activated during World War II as part of the European Theater of Operations but has since been deactivated and reactivated multiple times in response to strategic changes and operational requirements. The XXXIII Corps has participated in various significant military campaigns, including the Korean War and Operation Iraqi Freedom, showcasing its role as a versatile formation capable of executing complex and wide-ranging missions.