United States Colonial Marine Corps (Earth-5875)

The United States Colonial Marine Corps (USCMC) was the military, exploratory, and scientific agency of the United Republic of North America. Formed in the latter 22nd agency during the Resource Wars, the USCMC was initially the overseer of the military operations of the United States Armed Forces on space, that, after a campaign of militarization through the Sol system, became a military superpower.

Organization
The USCMC is a subordinate of the United North American Allied Command. The Marine Corps' subordination comes under the Unified Ground Command (UniCom), for the most part, which manages their ground-based operations.