Tanks of the United States US allies it was also used in conflicts beyond World War II. A 24-volt electrical system was used in the M4. Early Shermans mounted a 75 mm medium-velocity general-purpose gun. Although Ordnance began work on the Medium Tank T20 as a Sherman replacement, ultimately the Army decided to minimize production disruption by incorporating elements of other tank designs into the Sherman. Later M4A1, M4A2, and M4A3 models received the larger T23 turret with a high-velocity 76 mm M1 gun, which reduced the number of HE and smoke rounds carried and increased the number of anti-tank rounds. Later, the M4 and
Ethnic minorities in the US armed forces during World War II War I). He was appointed Commanding General of Camp Sibert, Alabama, which was used extensively as the main training camp for chemical warfare troops, and remained in that position until 1945. Shekerjian also gave numerous speeches during the war encouraging Americans of Armenian descent to enlist. The participation of ethnic minorities in the US armed forces during World War II highlighted an inconsistency in American ideology at the time. The United States invaded Europe to fight against Hitler’s Nazi regime and its idea that there is an Aryan master or superior race, while perpetuating racism at home, some minorities believed.