The General German Trade Union Federation was a confederation of trade unions in Germany founded during the Weimar Republic. It was founded in 1919 and was initially powerful enough to organize a gene
SA troops occupy the trade union building in what is now Engeldamm (Berlin), 2 May 1933.
Foreign trainees at the trade union school in 1986
The Revolutionäre Gewerkschafts-Opposition was the communist trade union in Germany during the Weimar Republic. It went underground after the Nazi Party seized control of the government and continued