History question for someone, and this is my worst subject can anyone help? I need 150 words?

Most consider the 1920s an era during which sweeping reforms were made to correct the ills of society. While it is true that many issues were addressed, it is also true that new issues arose. During this time period, we began to see the birth of the movement known as eugenics. Having read some brief literature about eugenics, why do you think it was possible for such a movement to gain such widespread popularity? This movement was one in which well-respected institutions such as the Carnegie Foundation funded research. Further, it was the ideology of the American eugenics movement that inspired Nazi Germany to begin their genocidal program against the Jews. Look at the landscape of America following the Civil War through the 1920s and try to explain why you believe such a movement was able to gain a foothold in American society and American law.