Question: Which party was this German politician born in 1889, who was portrayed by the American theater and film actor Bobby Watson after 1942, leader of?
Sentence (from "Hitler family"): He was effectively dictator of Germany, holding the titles Chancellor of Germany from 1933 to 1945, and served as head of state as "Führer und Reichskanzler" from 1934 to 1945.
Relevant evidence: No