original_query: Who was Ernst Johannes Fritz Thälmann?
query: Who was Ernst Johannes Fritz Thälmann?
answer: Ernst Johannes Fritz Thälmann (1886-1944) was a German communist politician and leader of the Communist Party of Germany (KPD) from 1925 to 1933. A committed Marxist-Leninist, he played a major role in the Weimar Republic's political instability, particularly in its final years when the KPD aimed to overthrow the republic's liberal democracy.  He was arrested in 1933 and executed in 1944.