Completar frases Key Atlanta Leaders Versión en línea Atlanta Post WWII por Aaron Stinson 1 white state's building creation Allen air public longest Arnall civil poll voters major voting violence civil hate racial modernized development disparaged Falcons Hartsfield segregationist integration Braves stadiums William B . ( 1890 - 1971 ) is primarily known for two things . The first was his active support in bringing transportation to the state . The second was his coinage ( ) of the phrase often used to describe Atlanta's racial tolerance : " the city too busy to . " Hartsfield was Atlanta's serving mayor ( 1937 - 1941 ; 1942 - 1961 ) , and his support of rights kept Atlanta from the racial that engulfed many other southern cities . During his second tenure as mayor , Hartsfield was instrumental in the calm of Atlanta's schools , as well as , tripling Atlanta's size by annexing several square miles , overseeing the of many public parks , and expanding Atlanta's expressway system . As mayor of Atlanta , Ivan ( 1911 - 2003 ) continued William B . Hartsfield's aggressive policies . However , he was also more adamant in the fight for rights as well . Allen may be best known for his support of bringing league sports teams to the city . He convinced Atlantans to financially support the construction of major league and brokered the deals to bring the and Hawks to Atlanta . He also persuaded the NFL to start a new franchise in the city : the Atlanta . Allan retired from politics in 1970 . As governor , is credited for restoring accreditation to the institutions of higher learning , abolishing the tax , lowering the age , and establishing a teacher's retirement system . However , Arnall lost support based on his support of liberal causes and leaders . One example was his acceptance of the Supreme Courts rulings against the primary . He also lost popularity when he wrote two books that many southerners felt the South . , Ellis Arnall ( 1907 - 1992 ) made sweeping changes that Georgia , and for a time , made it the most forward thinking and progressive of the southern states in terms of relations . However , after Arnall's term ended , Georgia's elected several governors for many more year s