German Workers' Party (Austria-Hungary)
The German Workers' Party (Deutsche Arbeiterpartei, DAP) in Austria-Hungary was the predecessor of the Austrian and Czechoslovak Deutsche Nationalsozialistische Arbeiterpartei (DNSAP), founded on 14 November 1903, in Aussig (Ústí nad Labem), Bohemia. Its founder was Ferdinand Burschofsky.
Source: Wikipedia — German Workers' Party (Austria-Hungary) (CC BY-SA 4.0)