•By the time he was finishing his medical studies his beliefs were starting to show in a Nazi Germany where racism was rife.
•His dissertation was a study into the differences in the lower jaw between different racial groups.
•In 1937, Mengele joined the Nazi Party and one year later he joined the SS. Mengele fought in the Russian campaign.
•He was wounded during the war, and was unfit for the frontline so he volunteered to work in concentration camps once he began to recover. He was sent to Auschwitz-Birkenau.

Nazi party connection