sentences:  While he easily won twelve general elections, he faced strong opposition in several primary elections, including from a young Zell Miller in 1964 and 1966.Landrum was one of the primary sponsors of the Labor Management Reporting and Disclosure Act, also known as the Landrum-Griffin Act.He was also the author of the Economic Opportunity Act of 1964, one of the key pieces of legislation of President Lyndon Johnson's War on Poverty.