Klaus Gysi

During his youth in the Weimar Republic, Gysi was heavily involved in the Communist Party of Germany (KPD), and later an active member of the German resistance against Nazi Germany. After World War II, he became a prominent politician in East Germany's Socialist Unity Party (SED) and was one of its longest-serving members until German reunification. His son is the German politician Gregor Gysi. Provided by Wikipedia
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