Across
1
Period of one hundred years
5
Armed entry into another territory
6
Person owned as property
7
Formal agreement between nations
9
Alloy of copper and tin used in early tools
11
Fortified medieval residence
Down
2
Relating to the Middle Ages
3
Government elected by the people
4
Ancient Egyptian picture writing
8
Ancient Mesoamerican civilization
10
Fundamental law of a nation