Across
- 3. Conflict between Communist North and US backed south (10 letters)
- 4. Cultural and intellectual movement in Europe (11 letters)
- 6. Nobel Prize-winning physicist and chemist (10 letters)
- 9. Naval base attacked by Japan in 1941 (11 letters)
- 10. Aztec emperor during the Spanish conquest (8 letters)
- 11. Nomadic warriors who invaded Europe in the 4th-5th centuries (4 letters)
- 12. Roman amphitheater for gladiator contests (9 letters)
- 16. Babylonian ruler with a famous code of laws (8 letters)
- 19. Parisian landmark built for the 1889 Exposition Universelle (11 letters)
- 24. Parisian prison symbolizing the French Revolution (8 letters)
- 26. French heroine and military leader (8 letters)
- 28. Leader of Indian independence movement (6 letters)
- 29. Russian empress and enlightened ruler (17 letters)
- 30. Ancient Egyptian monumental structures (8 letters)
- 31. 1215 document limiting the king's power (11 letters)
- 34. 1962 confrontation between the U.S. and the Soviet Union (18 letters)
- 35. First manned mission to land on the Moon (7 letters)
- 37. Carthaginian military commander in the Second Punic War (8 letters)
- 40. Series of medieval religious wars (8 letters)
- 41. Last pharaoh of Egypt (8 letters)
- 42. Seafaring people from the late 8th to early 11th century (7 letters)
- 44. da Vinci Italian Renaissance polymath (15 letters)
- 45. Anti-apartheid activist and South African president (12 letters)
- 46. War Geopolitical tension post-World War II (8 letters)
- 47. Political scandal in the 1970s (8 letters)
- 48. Soviet policy of openness in the 1980s (8 letters)
Down
- 1. place of 1692-1693 colonial America hysteria (5 letters)
- 2. WWII battle site, famous for the raising of the American flag (7 letters)
- 5. Japanese city bombed in World War II (8 letters)
- 7. Medieval emperor and King of the Franks (12 letters)
- 8. Period following Alexander the Great's conquests (11 letters)
- 13. First artificial Earth satellite, launched by the Soviet Union (7 letters)
- 14. Palace of Louis XIV in France (9 letters)
- 15. Field where poppies blow (8 letters)
- 17. 16th-century religious movement (11 letters)
- 18. 1989 pro-democracy protests in China (14 letters)
- 20. Beware the Ides of March for this guy (6 letters)
- 21. Divided East and West Berlin during the Cold War (10 letters)
- 22. French military and political leader (8 letters)
- 23. World's newest country (12 letters)
- 25. Eastern Roman Empire after the fall of Rome (15 letters)
- 27. 18th-19th century economic and social change (19 letters)
- 28. Founder of the Mongol Empire (11 letters)
- 31. Pilgrims' ship to America in 1620 (9 letters)
- 32. Female pharaoh of ancient Egypt - pretended to be a man (9 letters)
- 33. Right to vote, especially for women (8 letters)
- 36. Inventor of the printing press (8 letters)
- 38. Pre-Columbian civilization in South America (4 letters)
- 39. Conqueror known as "the Great" (7 letters)
- 43. Ancient trade route connecting East and West (8 letters)