Original sentence: The John Birch Society (JBS) is an ultra-conservative organization that was founded in 1958 to fight the threat of Communism and other perceived "un-American" influences in the United States and promote the free-enterprise system
Edited sentence: The John Birch Society (JBS) is an ultra-conservative organization that was founded in 1958 to fight the threat of Communism and other un-American influences in the United States and promote the free-enterprise system