1st Tank Battalion

Movements

• September 1, 1939 – September 2, 1945 World War II
• January 23, 1942 – August 1945 New Guinea campaign
• August 7, 1942 – February 9, 1943 Guadalcanal campaign
• September 12–14, 1942 Battle of Edson's Ridge
• December 15, 1943 – August 21, 1945 New Britain campaign
• September 15 – November 27, 1944 Battle of Peleliu
• April 1 – June 22, 1945 Battle of Okinawa
• June 25, 1950 – July 27, 1953 Korean War
• August 4 – September 18, 1950 Battle of the Pusan Perimeter
• September 10–19, 1950 Battle of Inchon
• September 22–28, 1950 Second Battle of Seoul
• November 27 – December 13, 1950 Battle of Chosin Reservoir
• August 2, 1990 – January 17, 1991 Operation Desert Shield
• September 11, 2001 War on terror
• March 20, 2003 – December 18, 2011 Iraq War
• January 1, 2015 – August 30, 2021 War in Afghanistan (2015–2021)