Laws such as the Fair Labor Standards Act, enacted in 1938, mandated worker protections, including the maximun 8-hour workday and 40-hour workweek.

• 1938年颁布的公平工作标准法，保护了工人的权益，内容包括每天工作时间不能超过8小时，每周工作时间不能超过40小时。