Five days after Pearl Harbor, at the request of the president Attorney General Francis Biddle issued Circular No. 3591 to all federal prosecutors, instructing them to actively investigate and try any case of involuntary servitude or slavery.
在珍珠港事件五天后，总检察长弗朗西斯·比德尔发表第3591号通告，要求所有联邦检察官积极调查并检举强迫劳动或奴役事件。