During these years Kreizer continued his military education:  in 1931 he graduated from the Higher Officer Training School "Vystrel" and in 1941 from the elite Frunze Military Academy. In March 1941 Kreizer was appointed commander of 1st Moscow Motorized Rifle Division.
During these years Kreizer advanced his military education:  he graduated from the Higher Officer Training School "Vystrel" in 1931 and the prestigious Frunze Military Academy in 1941. In March 1941, Kreizer was appointed commander of the 1st Moscow Motorized Rifle Division.