As the land component of the Georgia National Guard, the history of the Georgia Army National Guard predates the United States. The U.S. Army. Elements of the Ga. ARNG served in the American Revolution, War of 1812, Seminole Wars, Mexican War, Civil War and Spanish American War. In the twentieth century, the Ga. ARNG played an increasingly pivotal role on the international stage mobilizing units overseas during both world wars and the Gulf War as well as stateside in response to the Korean War and Cold War. From Bosnia Herzegovina in 2001 through today, tens of thousands of Citizen Soldiers have supported operations in all geographic combatant commands.