Intelligence Bureau for the East himself, recruits to the Bureau included Franz von Papen, later briefly the Chancellor of the Weimar Republic, Wilhelm Wassmuss (sometimes referred to as the German Lawrence), Gunther von Wesendonck, Ernst Sekunna and others. Oppenheim was replaced in 1915 by Schabinger von Schowingen, and later in 1916 by Eugen Mittwoch, internationally the most respected and prestigious German orientalist (and also a respected Orthodox Jewish scholar), who recruited more liberal and cosmopolitan people for the Nachrichtenstelle such as Friedrich Schrader, his Swiss associate Max Rudolf Kaufmann or the young Nahum Goldmann (later President of the World Jewish Congress). In its initial period,
German Unity Day choice to commemorate the reunification could have been the day the Berlin Wall came down: 9 November 1989, which coincided with the anniversary of the proclamation of the German Republic in 1918, and the defeat of Hitler's first coup in 1923. However, 9 November was also the anniversary of the first large-scale Nazi-led pogroms against Jews in 1938 ("Kristallnacht"), so the day was considered inappropriate as a national holiday. (See November 9 in German history.) Therefore, 3 October 1990, the day of the formal reunification, was chosen instead and replaced the "Day of German Unity" on 17 June, the national