Across
- 5. - Persian king who invaded Greece in 480 BC (6 letters, six)
- 6. - Last battle of the American Revolutionary War, effectively ending the conflict (8 letters, eight)
- 8. - Spanish fleet defeated by the English in 1588 (6 letters, six)
- 9. - German statesman who unified most of the German states into a powerful empire (8 letters, eight)
- 11. - Scottish knight who became one of the main leaders during the Wars of Scottish Independence (7 letters, seven)
- 12. - Persian prophet who founded Zoroastrianism (9 letters, nine)
- 15. - Intellectual and philosophical movement that dominated the world of ideas in Europe during the 18th century (12 letters, twelve)
Down
- 1. - System of government first established in ancient Athens (9 letters, nine)
- 2. - In Norse mythology, a hall located in Asgard where heroes slain in battle are received (8 letters, eight)
- 3. - Stone that was a key in deciphering Egyptian hieroglyphs (7 letters, seven)
- 4. - Hero of the Trojan War and the central character of Homer's Odyssey (7 letters, seven)
- 7. - Medieval Knights known for their role in the Crusades (8 letters, eight)
- 10. - British Prime Minister during much of World War II (9 letters, nine)
- 13. - First artificial Earth satellite, launched by the Soviet Union (7 letters, seven)
- 14. - Last imperial dynasty of China (4 letters, four)