1. Who painted the Mona Lisa?

2. Who was the U.S. president during the Civil War?

3. Which famous philosopher was the personal tutor of Alexander the Great?

4. What was Muhammad Ali's birth name before he changed it for religious reasons?

5. Which famous art museum in Saint Petersburg was founded by Catherine the Great?

6. In addition to being a Prime Minister, Churchill won a Nobel Prize in which field?

7. How many terms did George Washington serve as President before stepping down?

8. During which war did Harriet Tubman serve as a scout, spy, and nurse?

9. The annulment of Catherine of Aragon's marriage led to which major historical event?

10. Which process, named after Louis Pasteur, makes milk safe by killing harmful bacteria with heat?

11. Which Kurosawa film influenced the 'team-on-a-mission' trope in Western cinema?

12. Which Hemingway novel, about an aging fisherman, won him the Pulitzer Prize in 1953?

13. Which empire did Sundiata Keita found after the Battle of Kirina?

14. In which year did the British Parliament pass the Slave Trade Act thanks to Wilberforce's efforts?

15. Saladin famously recaptured which holy city from the Crusaders in 1187?

16. Rosa Bonheur was most famous for painting what type of subject?

17. What was the name of the method of inquiry through questioning developed by Socrates?

18. What fearsome nickname was given to Attila by the Romans?

19. Wu Zetian expanded which system to allow for government recruitment based on merit?

20. At which siege did Joan of Arc achieve her most famous military victory?