He fought during the First World War. After the war, he pursued a career in the Police. He later joined the Heer, the army of the Wehrmacht.
During the Second World War, Ernst Schreder served as an officer in many military assignments, and participated in significant military operations on both the Eastern and Western fronts.
He eventually obtained the rank of Generalmajor on 1 December 1941. Schreder was seriously wounded on the Eastern Front in October 1941, and later succumbed to his injuries in Königsberg (Kaliningrad) on 6 December 1941.
The German Cross was issued in two degrees: gold and silver, the former being an award for bravery, the latter being for distinguished service and was considered a continuation of the War Merit Cross with swords. Decorations.