The first Parteitag of the NSDAP was held on 29-30 January 1922 in Munich. Adolf Hitler made a speech each day in the Hofbräuhaus. The NSDAP counted 6000 members

Source : Extract from the 1933 book - Der Triumph des Willens
The first Parteitag of the NSDAP was held on 29-30 January 1922 in Munich. Adolf Hitler made a speech each day in the Hofbräuhaus. The NSDAP counted 6000 members