The Roter Frontkämpferbund, usually called the Rotfrontkämpferbund (RFB), was a far-left paramilitary organization affiliated with the Communist Party of Germany (KPD) during the Weimar Republic. A legally registered association, the RFB was banned in 1929 but continued its work illegally.
RFB leaders Ernst Thälmann (left) and Willy Leow (right) in Berlin, June 1927
RFB membership badges of the 1924 pattern (above) and of the 1926 pattern (below)
Roter Frontkämpferbund standard, c. 1925
Communist Party of Germany
The Communist Party of Germany was a major far-left political party in the Weimar Republic during the interwar period, an underground resistance movement in Nazi Germany, and a minor party in West Germany during the postwar period until it was banned by the Federal Constitutional Court in 1956.
Karl-Liebknecht-Haus, the KPD's headquarters from 1926 to 1933. The Antifaschistische Aktion (abbr. "Antifa") logo can be seen prominently displayed on the front of the building.
KPD in Essen, 1925
Reichswehr soldiers marching toward the federal parliament in Dresden, Saxony, to depose the state government led by a KPD-SPD coalition.
KPD election poster, 1932. The caption at the bottom reads: "An end to this system!"