The Klu Klux Klan
The Ku Klux Klan was is a racist, anti-Semitic movement with a commitment to extreme violence to achieve its goals of racial segregation and white supremacy. It was founded. They gained power in the 1920's. Throughout this time period, immigration, fear of radicalism, and a revolution in morals and manners fanned anxiety in large parts of the country. Roman Catholics, Jews, African Americans, and foreigners were only the most obvious targets of the Klan's fear-mongering. Bootleggers and divorcees were also targets. The Ku Klux Klan claimed to control 24 of the nations and 48 state legislatures. Their was more then 3 million members in the Ku Klux Klan.
The red scare was two distinct periods, the first red scare was in 1919-1920 and the second red scare was in 1947-1957. The first Red Scare was about workers (socialist) revolution and political radicalism. The Second Red Scare was focused on national and foreign communist influencing society or infiltrating the federal government. They caused a lot of fear.
The Palmer Raiders was launched on November 7, 1919. Mitchell Palmer raided pool halls, restaurants, and private homes in thirty three american cities, arresting more than four thousands alleged radicals or communists, often without proper warrants.