Hermann Gerhardt Karl Oncken (16 November 1869 in Oldenburg, Germany – 28 December 1945 in Göttingen, Germany) was a German historian and political writer.
He was one of the most notable historians of pre-Nazi Germany.
He lectured at the universities of Chicago (1905), Giessen (1906), Heidelberg (1907-1923), Munich (1923-1928), and Berlin (1928-1935).
In 1935 he was forced to retire by the Nazi regime, which he opposed.
He specialized in the 19th century, history of historical thought, history of political thought.
Notable students:
Franz Schnabel (1887-1966), Ph.D.
1910
Gerhard Ritter (1888-1967), Ph.D.
in 1912
Egmont Zechlin (1896-1992), doctorate in 1922
Ernst Simon (1899-1988), Ph.D.
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