２０世纪２０年代初，达尔文的进化论已被越来越多的人所接受。然而在美国的中西部和南部，受到部分宗教团体的抵制。致使一些州议会制订出禁止在学校讲授进化论的法律。其中以田纳西州的法律最为苛刻，它禁止大、中、小学的教师讲授否定《圣经》创世说或是坚持人类是由低等动 Darwin’s theory of evolution has been accepted by more and more people in the early 1920s. However, in the central, western and southern United States, they were boycotted by some religious groups. Led some state legislatures to enact laws that barred the teaching of evolution at school. One of Tennessee’s laws is the most demanding. It prohibits teachers in primary, secondary, primary schools from teaching or denying Bible creation or insisting that human beings are motivated by low motions