Erich Koch (June 19, 1896 – November 12, 1986) was a Gauleiter of the Nazi Party (NSDAP) in East Prussia from 1928 until 1945. Between 1941 and 1945 he was the Chief of Civil Administration (Chef der Zivilverwaltung) of Bezirk Bialystok. During this period, he was also the Reichskommissar in Reichskommissariat Ukraine from 1941 until 1943. After the war, Koch stood trial in Poland and was convicted in 1959 of war crimes and sentenced to death. The sentence was commuted to life imprisonment a year later.
Read more about Erich Koch: Early Life and First World War, Rise in The Nazi Party, Second World War, Trial and Imprisonment, Koch and Christianity