Muhammad Ali

Every entry, with its source

At 0

1. Jan 17, 1942

   Born in Louisville, Kentucky

   Named Cassius Clay at birth.

   Source: en.wikipedia.org

At 12

1. c. 1954

   Started boxing at 12 over a stolen bike

   He told a police officer he would go after the thief. The officer told him to learn to fight first.

   Source: en.wikipedia.org

At 18

1. Sep 5, 1960

   Olympic gold in Rome at 18

   Light heavyweight.

   Source: en.wikipedia.org

At 22

1. Feb 25, 1964

   World heavyweight champion at 22

   He was a 7-to-1 underdog.

   Source: en.wikipedia.org
2. Mar 1964

   At 22, converted to Islam and took a new name

   He said he was dropping a name handed down from slave owners.

   Source: en.wikipedia.org

At 25

1. Apr 28, 1967

   Refused the draft at 25

   Title stripped, license suspended, passport taken.

   Source: en.wikipedia.org

At 29

1. Mar 8, 1971

   Back in the ring at 29, and his first loss, to Frazier

   Billed as the Fight of the Century.

   Source: en.wikipedia.org
2. Jun 28, 1971

   At 29, the Supreme Court backed his refusal, unanimously

   A win that came four years late.

   Source: en.wikipedia.org

At 32

1. Oct 30, 1974

   Beat Foreman at 32 and took the title back

   Kinshasa. He leaned on the ropes for eight rounds.

   Source: en.wikipedia.org

At 33

1. Oct 1, 1975

   Won the third Frazier fight at 33

   He called it the closest he ever came to dying.

   Source: en.wikipedia.org

At 39

1. Dec 11, 1981

   Lost his last fight at 39 and retired

   56 wins in 61 bouts.

   Source: en.wikipedia.org

At 42

1. c. 1984

   Diagnosed with Parkinson's at 42

   Source: en.wikipedia.org

At 54

1. Jul 19, 1996

   Lit the Olympic cauldron in Atlanta at 54

   His hands shook as he touched the flame.

   Source: en.wikipedia.org

At 74

1. Jun 3, 2016

   Died at 74

   Source: en.wikipedia.org