Final answer:
The Ku Klux Klan grew rapidly in the 1920s, with a resurgence of the Second Klan attracting over 4 million members at its peak in 1925. The Klan was active in some Midwestern states, as well as in the South. Its growth was fueled by a belief that the United States was in danger of losing its white and Protestant heritage.
Step-by-step explanation:
The Ku Klux Klan experienced a resurgence in the 1920s, with its peak membership reaching over 4 million in 1925. The Second Ku Klux Klan formed in 1915 and attracted members in the Midwest and South, including some Midwestern states. The Klan believed that the United States was at risk of losing its white and Protestant heritage, leading to the growth of the organization in certain regions