1st Tank Battalion

1st Marine Tank Battalion
1st Tank Battalion insignia
Active	1 November 1941–21 May 2021
Country	United States of America
Branch	United States Marine Corps
Type	Armor Battalion
Role	Armor protected firepower and shock action.
Part of	1st Marine Division 1st Marine Expeditionary Force
Garrison/HQ	Marine Corps Air Ground Combat Center Twentynine Palms
Nickname(s)	1st Tanks
Motto(s)	"Steel on Target"
Engagements	World War II Guadalcanal campaign New Guinea campaign New Britain campaign Battle of Peleliu Battle of Okinawa Korean War Battle of Pusan Perimeter Battle of Inchon Second Battle of Seoul Battle of Chosin Reservoir Vietnam War Gulf War War on terror Iraq War War in Afghanistan

The 1st Tank Battalion was an armor battalion of the United States Marine Corps which was based out of the Marine Corps Air Ground Combat Center Twentynine Palms, California. It last fell under the command of the 1st Marine Division and I Marine Expeditionary Force. The unit was decommissioned in May 2021 as part of the service Force Design 2030 initiative which saw it move away from larger armor formations.^[1]