Red Scare: The Red Scare was a period of intense anti-communist sentiment in the United States during the early 20th century. Fear of communism led to concerns about anarchists infiltrating labor unions and promoting revolutionary ideas.
Palmer Raids: The Palmer Raids were conducted by the U.S. Department of Justice under Attorney General A. Mitchell Palmer during 1919-1920. They aimed at arresting suspected radical leftists, including anarchists, leading to widespread fear within labor union movements.
Emma Goldman: Emma Goldman was an anarchist political activist who advocated for workers' rights and women's equality during the late 19th and early 20th centuries. Her outspoken beliefs contributed to public fears about anarchists influencing labor unions.