View of a portion of the audience at a Reichstag session held in the Kroll Opera House, Berlin, Germany, April 28, 1939. In the day's keynote address, German Fuhrer and Reichskanzler Adolf Hitler (1889 - 1945) (seated front row, fourth left) abrogated Germany's non-aggression pact with Poland in response to American president Roosevelt's demands that he clarify Germany's position with regard to war. Other front row attendees include, from left, Karl Donitz (1891 - 1980), Joachim von Ribbentrop (1893 - 1946), and Rudolf Hess (1894 - 1987).