US Chief Prosecuter Robert H. Jackson, pictured at the time of the International Military Tribunal (1945–1946). In 1941, Jackson had been appointed to the US Supreme Court. Justice Jackson took a leave of absence from the court in 1945 to serve as chief US war crimes prosecutor at the Nuremberg trials of former German leaders. He returned to the Supreme Court in 1946.
USHMM, courtesy of John W. Mosenthal