[1] After receiving degrees in political science and European history, Heimlich was called to active duty in 1941 and served as an infantry officer in Europe, where he fought in the Battle of the Bulge.
Heimlich reputedly led an American private intelligence detail to learn facts related to the death of Adolf Hitler.
Heimlich went on to claim that he could not find "any reliable witness of Hitler's activities after April 22, 1945—nine days before the date of his supposed suicide".
[5][4] On May 25, 1952, statements by Heimlich about Hitler's death appeared in the National Police Gazette, an American tabloid-style magazine, and several days later in Germany's Darmstädter Tageblatt.
[6] Daly-Groves contends these suspicions of the higher-ranking US Army officers turned out to be correct, given Heimlich statements in the book, Who Killed Hitler?
After they settled in the United States, Ohlsen taught dance and was a founder and the director of the annual International Children's Festival at Wolf Trap National Park for the Performing Arts.