Muhammad Ali History: January 13, 1983 - AMA urges ban on boxing, sites Muhammad Ali's deteriorating condition December 11, 1981 - Muhammad Ali's 61st and last fight, losing to Trevor Berbick January 19, 1981 - Muhammad Ali talks a despondent 21 year old out of committing suicide June 27, 1979 - Muhammad Ali retires as boxing champ June 26, 1979 - Heavyweight Muhammad Ali confirms that his 3rd retirement is final September 15, 1978 - Muhammad Ali beats Leon Spinks in 15 for heavyweight boxing title September 29, 1977 - Muhammad Ali beats Earnie Shavers in 15 for heavyweight boxing title May 16, 1977 - Muhammad Ali beats Alfredo Evangelist in 15 for heavywgt boxing title September 28, 1976 - Muhammad Ali beats Ken Norton in 15 for heavyweight boxing title May 25, 1976 - Heavyweight Muhammad Ali KOs Richard Dunn in Munich May 24, 1976 - Muhammad Ali TKOs Richard Dunn in 5 for heavyweight boxing title April 30, 1976 - Muhammad Ali beats Jimmy Young in 15 for heavyweight boxing title February 20, 1976 - Muhammad Ali KOs Jan Pierre Coopman in 5 for heavyweight boxing title October 1, 1975 - Heavyweight Muhammad Ali KOs Joe Frazier in Manilla October 1, 1975 - Muhammad Ali TKOs Joe Frazier in 15 for heavyweight boxing title July 1, 1975 - Muhammad Ali beats Joe Bugner in 15 for heavyweight boxing title June 30, 1975 - Heavyweight Muhammad Ali defeats Joe Bugner in Malaysia May 16, 1975 - Muhammad Ali TKOs Ron Lyle in 11 for heavyweight boxing title March 24, 1975 - Muhammad Ali TKOs Chuck Wepner in 15 for heavyweight boxing title October 30, 1974 - Muhammad Ali KOs George Foreman in 8th round in Kinshasa Zaire September 10, 1973 - Muhammad Ali defeats Ken Norton June 28, 1971 - Supreme Court (8-0) overturns draft evasion conviction of Muhammad Ali July 24, 1969 - Muhammad Ali is convicted for refusing induction in U.S. Army on appeal June 19, 1967 - Muhammad Ali is convicted for refusing induction in U.S. Army May 8, 1967 - Muhammad Ali is indicted for refusing induction in U.S. Army March 22, 1967 - Muhammad Ali KOs Zora Folley in 7 for heavyweight boxing title March 6, 1967 - Muhammad Ali is ordered by selective service to be inducted February 6, 1967 - Muhammad Ali TKOs Ernie Terrell in 15 for heavyweight boxing title January 12, 1967 - Louisville, Kentucky, draft board refuses exemption for boxer Muhammad Ali November 14, 1966 - Muhammad Ali TKOs Cleveland Williams in 3 for heavyweight title September 10, 1966 - Muhammad Ali TKOs Karl Mildenberger in 12 for heavyweight boxing title August 6, 1966 - Muhammad Ali KOs Brian London in 3 for heavyweight boxing title May 21, 1966 - Muhammad Ali TKOs Henry Cooper in 6 for heavyweight boxing title March 29, 1966 - Muhammad Ali beats George Chuvalo in 15 for heavyweight boxing title November 22, 1965 - Muhammad Ali TKOs Floyd Patterson in 12 for heavyweight boxing title May 25, 1965 - Muhammad Ali KOs Sonny Liston in 1 for heavyweight boxing title March 6, 1964 - Elijah Muhammad renames Cassius Clay, Muhammad Ali October 29, 1960 - Muhammad Ali's 1st professional fight, beats Tunney Hunsaker in 6 January 17, 1942 - Muhammad Ali, heavyweight champ boxer, 1964 - 1967 1974 - 1978
More Notable Events on April 28:
1989 Argentina, hit by rocketing inflation, runs out of money
1967 Muhammad Ali refuses induction into army and stripped of boxing title
1947 Thor Heyerdahl and Kon-Tiki sail from Peru to Polynesia
1934 Franklin D. Roosevelt signs Home Owners Loan Act
1914 W. H. Carrier patents air conditioner