– This era in U.S. history was characterized by international isolationism in reaction to involvement in the First World War coupled with a fear of the spread of communism or a Red Scare and nativist sentiments; economically the nation prospered as mass production and mass consumerism fueled an economic boom that eventually ended with the crash of the stock market; socially the period was characterized by drastic social changes as women pressed for more rights, and African American culture experienced a renaissance with the Jazz Age; prohibition resulted in the time period being one of the most violent and crime ridden in U.S. history