Which factor prompted the Americanization movement of the early 20th century

Americanization refers to the movement in the early 20th century to assimilate the new influx of immigrants from southern and central Europe. The movement was fueled by fears that the newcomers would threaten the American way of life during WWI and the Red Scare.

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes

the 9th amendment

explanation: