1. Who among these professional American boxers was the first to win the world heavyweight championship three times?

2. Who was the first light heavyweight champion to defeat a heavyweight champion?

3. Who was known as “the Brown Bomber”?

4. Who claimed to “float like a butterfly, sting like a bee”?

5. Who is considered the first heavyweight boxing champion?

6. Who is recognized as the “Father of Boxing,” because he invented precursors to modern boxing gloves and developed the first set of modern boxing rules?

7. Who led the movement that came to be called “scientific boxing”?

8. Who was the first African American to hold the world heavyweight boxing championship?

9. Who became, in 1986, the youngest person ever to win the heavyweight boxing championship?

10. What popular bare-knuckle fighter was known as “the Boston Strong Boy”?

11. Who became, in 1994, the oldest man to win the world heavyweight boxing championship?

12. Who was world heavyweight champion from 1952 to 1956, when he retired undefeated in 49 fights?

13. Which Academy Award-winning film documents the “Rumble in the Jungle,” in which Muhammad Ali knocked out George Foreman in Kinshasa, Zaire?

14. What boxing punch consists of an upward blow delivered from the direction of the toes?

15. Who was the first European to win the world heavyweight boxing title?