Claus Schenk Graf von Stauffenberg became known for …

EDITORIAL LEARNING AID

Why is this answer correct?

Stauffenberg carried out the assassination attempt on Hitler on 20 July 1944; the bomb only injured Hitler, and Stauffenberg was executed the same day. He won no Olympic medal, and the Reichstag building was erected between 1884 and 1894. The build-up of the Wehrmacht was a measure of the Nazi government, not his achievement.

20 July 1944: Stauffenberg's attempt on Hitler's life.

This translation and explanation are editorial learning aids. The official German wording and answer key govern the examination.