I Marine Amphibious Corps

The I Marine Amphibious Corps, or I MAC, was a formation of the United States Marine Corps.It was created on 1 October 1942, with most of the staff transferred from Amphibious Corps, Pacific Fleet (ACPF). It was then deployed to the South Pacific Area – a U.S.-led multinational military command active during World War II that was a part of the U.S. Pacific Ocean Areas – first to Hawaii, then to New Caledonia. On 15 April 1944, I MAC was renamed the III Amphibious Corps.

I Marine Amphibious Corps

The I Marine Amphibious Corps, or I MAC, was a formation of the United States Marine Corps.It was created on 1 October 1942, with most of the staff transferred from Amphibious Corps, Pacific Fleet (ACPF). It was then deployed to the South Pacific Area – a U.S.-led multinational military command active during World War II that was a part of the U.S. Pacific Ocean Areas – first to Hawaii, then to New Caledonia. On 15 April 1944, I MAC was renamed the III Amphibious Corps.