Across
1
Practice of establishing foreign colonies
6
Uprising against authority
8
Alloy of copper and tin used in early tools
9
Ancient Mesoamerican civilization
10
Person owned as property
Down
2
Government ruled by a king or queen
3
Belonging to a very old period
4
Sudden overthrow of a government
5
Formal agreement between nations
7
Relating to the Middle Ages
11
Armored warrior of medieval times