Across
1
Long and distinct period of history
3
Freedom from outside control
5
Formal agreement between nations
7
Object made by humans from the past
8
Ancient Egyptian stone monument
10
Ancient empire that conquered much of Europe
12
Exchange of goods between peoples
Down
2
Movement of people to new areas
4
Deadly epidemic disease
6
Alloy of copper and tin used in early tools
9
Medieval land-for-service system
11
Period of ten years