Muhammad Ali Boxing Career.

4. Liston - Ali won his first heavyweight championship by defeating Sonny Liston in 1964.
7. - Ali was drafted into the U.S. Army during the Vietnam War but refused to serve on religious grounds.
10. - Ali is widely regarded as one of the greatest heavyweight boxers of all time.
12. in Manila - Ali defeated Joe Frazier in the 1975 "Thrilla in Manila," which is considered one of the greatest boxing matches of all time.
13. - Ali was diagnosed with Parkinson's disease in 1984, which many attribute to his boxing career.
14. - Ali converted to Islam in 1964 and changed his name from Cassius Clay to Muhammad Ali.
15. - Ali won a gold medal in boxing at the 1960 Summer Olympics in Rome.

1. - Ali's legacy extends beyond boxing, as he was also a political activist and philanthropist.
2. - Ali was born and raised in Louisville, Kentucky, where he began boxing at a young age.
3. - Ali had a fierce rivalry with fellow heavyweight boxer Joe Frazier, with the two men facing off in three epic fights.
5. - Ali retired from boxing in 1981 with a record of 56 wins, 5 losses, and 37 knockouts.
6. Greatest - Ali famously proclaimed himself "The Greatest," and many consider him to be just that.
8. in the Jungle - Ali defeated George Foreman in the 1974 "Rumble in the Jungle" in Kinshasa, Zaire.
9. - Ali was known for his "float like a butterfly, sting like a bee" fighting style.
11. - Muhammad Ali was born Cassius Marcellus Clay Jr. on January 17, 1942.