Multiple choice Who were the NLF? An organization created to end Minh's rule Communist guerilla forces in S. Vietnam Organization created to end Diem's rule The group that secretly spread communism in other countries Reveal answer Fill a bubble to check yourself C Correct answer Explanation The National Liberation Front (NLF), also known as the Vietcong, was formed to oppose the government of South Vietnamese leader Ngo Dinh Diem.