Across
- 1. - Mounted warrior in medieval Europe (6 letters, six)
- 4. - Extensive group of states or countries under a single supreme authority (6 letters, six)
- 5. - Title used by Russian emperors (4 letters, four)
- 7. - Castrated man, often holding a position of authority in ancient times (6 letters, six)
- 9. - Member of an ancient Semitic people, famous for their maritime trading (10 letters, ten)
- 11. - Ancient Hindu scriptures (5 letters, five)
- 13. - Ancient writing material made from a plant of the same name (7 letters, seven)
- 14. - Small, highly maneuverable sailing ship developed in the 15th century (7 letters, seven)
- 15. - Form of government in which power resides in elected individuals (8 letters, eight)
Down
- 2. - Writing system using pictures and symbols, used in ancient Egypt (11 letters, eleven)
- 3. - Term used by ancient Greeks and Romans for all foreigners (9 letters, nine)
- 6. - Massive structure built in ancient Mesopotamia (8 letters, eight)
- 8. - Soldiers who fought on horseback (7 letters, seven)
- 10. - Military leader who became emperor of the French (8 letters, eight)
- 12. - Gladiator who led a slave revolt against Rome (9 letters, nine)