Across
1
Alloy of copper and tin used in early tools
2
Fortified medieval residence
3
Ancient Mesoamerican civilization
4
Formal agreement between nations
5
Person who travels to discover new lands
6
Deadly epidemic disease
7
Person owned as property
8
Period of ten years
9
Person who buys and sells goods
Down
1
Military conflict or fight
2
Advanced stage of human society
3
Relating to the Middle Ages