Across
1
Advanced stage of human society
6
Ancient Egyptian picture writing
7
Exchange of goods between peoples
9
Ancient empire that conquered much of Europe
Down
1
Period of one hundred years
2
Alloy of copper and tin used in early tools
3
Person owned as property
4
Territory controlled by another country
5
Metal that replaced bronze in tools
8
Uprising against authority
10
Fundamental law of a nation
11
Medieval religious military campaign