![Ernst Thaelmann, leader of the German Communist Party, was detained during a mass arrest of Communists following the fire that virtually ... [LCID: 78531]](https://encyclopedia.ushmm.org/images/large/3972b94c-b0de-4bf2-8ee2-e640c01d72fd.jpg)
Ernst Thaelmann, leader of the German Communist Party, was detained during a mass arrest of Communists following the fire that virtually destroyed the Reichstag (German parliament) building. Germany, date uncertain.
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