O. John Rogge
Oetje John Rogge (German pronunciation: [ˈiːtʃi dʒɔn ˈɹɔɡə]) (October 12, 1903 – March 22, 1981) was an American attorney who prosecuted cases for the United States government, investigated Nazi activities in the United States, and in private practice was associated with civil rights and liberal political causes. He was the prosecutor in the Great Sedition Trial, in which the U.S. government, under the initiative of President Franklin D. Roosevelt, tried dozens of isolationists and Nazi sympathizers for sedition.