1. Who was the U.S. president during most of the Great Depression and World War II?

2. Cleopatra was a member of which Greek-origin dynasty that ruled Egypt?

3. Leonardo da Vinci’s technique of 'sfumato' is best described as what?

4. Which Mongol leader did Marco Polo serve for 17 years in China?

5. Mansa Musa was the ruler of which wealthy West African empire?

6. Einstein won the Nobel Prize in 1921 primarily for his explanation of which phenomenon?

7. Which type of electrical system did Tesla champion against Edison's Direct Current (DC)?

8. What is the name of the collection of sayings and ideas attributed to Confucius?

9. In which city was George Washington inaugurated as the first U.S. President?

10. What artifact is often cited as the first declaration of human rights issued by Cyrus the Great?

11. From which country did Thomas Jefferson purchase the Louisiana Territory in 1803?

12. Rosa Luxemburg was a co-founder of which revolutionary group in Germany?

13. Which dynasty did Zheng He serve during his legendary voyages?

14. Ibn Battuta traveled approximately how many miles during his 30-year journey?

15. What was the name of the conflict led by Spartacus against Rome?

16. Which major modern-day city was destroyed by Boudica's army in 60 AD?

17. Which major conflict occurred during Golda Meir's time as Prime Minister in 1973?

18. Under what type of tree is Siddhartha Gautama said to have attained enlightenment?

19. In which 1066 battle did William the Conqueror defeat King Harold II?

20. What was the name given to the period of stability and trade enabled by the Mongol Empire?