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9
Across
- 2. A period of ten years
- 5. A conflict between countries or groups using armies
- 7. The rights of citizens to equal treatment under the law
- 9. A long period of time marked by important events
Down
- 1. A king or queen who rules a country
- 3. An advanced society with cities, writing, and government
- 4. A war between groups within the same country
- 6. A record of events in the order they happened
- 8. A formal agreement between countries