Across
1
Alloy of copper and tin used in early tools
3
Exchange of goods between peoples
5
Military conflict or fight
6
Person who buys and sells goods
7
Person owned as property
11
Ancient Egyptian ruler
12
Male monarch ruler
Down
2
Practice of establishing foreign colonies
3
Payment made to show submission
4
Government elected by the people
8
Ancient Mesoamerican civilization
9
Armored warrior of medieval times
10
Armed entry into another territory
13
Fortified medieval residence