Across
- 2. Pioneer in radioactivity research and Nobel laureate
- 6. French heroine and military leader
- 9. First President of the United States
- 10. Supreme Allied Commander during WWII
- 11. Theoretical physicist and Nobel laureate
- 14. Ancient Egyptian pharaoh
- 15. British Prime Minister during WWII
- 18. American president during the Civil War
- 20. Italian explorer who reached the Americas
Down
- 1. German monk and Protestant Reformation figure
- 3. Egyptian queen of the Ptolemaic dynasty
- 4. French military and political leader
- 5. Russian empress and longest-ruling female leader
- 7. US President during the Great Depression and WWII
- 8. US President assassinated in 1963
- 12. Roman military general and statesman
- 13. Indian independence leader and peace activist
- 16. Italian explorer who reached the Americas
- 17. Italian polymath and artist
- 19. Italian explorer who reached the Americas