1000008_198223140338647_931174295_n June 12, 2014 394 × 599 July 20, 1944 Coup Attempt / 20. Juli 1944 Putschversuch Hans Oster (August 9, 1887 – April 9, 1945) was a German Army general, deputy head of the Abwehr under Wilhelm Canaris, and an opponent of Adolf Hitler and Nazism. He was a leading figure of the German resistance from 1938 to 1943. Share this:TwitterFacebookPinterestLinkedIn