Across
1
Alloy of copper and tin used in early tools
5
Exchange of goods between peoples
6
Metal that replaced bronze in tools
7
Succession of rulers from same family
9
Formal agreement between nations
Down
2
Government by the people
3
Fundamental law of a nation
4
Period of one hundred years
8
Ancient Mesoamerican civilization
10
Military blockade of a fortified place
11
Collection of traditional stories