here’s been a lot of talk and focus on the new pistol design for the United States Army. Indeed, pistol trials for the Army have long garnered more attention than trials for the other service branches. Regardless, it doesn’t make the arms carried by the other branches any less important. With that in mind, here’s a rundown of sidearms carried throughout history by the United States Marine Corps. NOTE: This list is not comprehensive, as it would go on seemingly forever. Instead, it focuses on the main sidearms used by the Marines. If you need a primer on the general history of the USMC, go here.