If certain acts of violation of treaties are crimes, they are crimes whether the United States does them or whether Germany does them, and we are not prepared to lay down a rule of criminal conduct against others which we would not be willing to have invoked against us.
International Conference on Military Trials, London, 1945, Dept. of State Pub.No. 3080 (1949), p. 330 - Quotes from the Nuremberg Trials (1945)