Otto Carius was born on May 27th of 1922 in Zweibrucken, Rheinland-Pfalz in Southwest Germany. Just as he graduated from school, World War II broke out and he volunteered for 104th Infantry Placement Battalion in May of 1940. Following training, he was assigned to the 21st Panzer Regiment and experienced his first battle as a loader on a Panzer 38(t) during the “Barbarossa” operation in June of 1941. After about a year of war experience on the Eastern Front, Carius was accepted in an Officer Candidate Course and following its completion, was assigned to the 502nd Heavy Tank Battalion in April of 1943. Equipped with the new Tiger tanks, he was assigned as a tank commander to the 2nd Company of 502nd Tank Battalion.