Across
1
Practice of establishing foreign colonies
8
Exchange of goods between peoples
9
Formal agreement between nations
11
Ancient empire that conquered much of Europe
Down
2
Armed conflict between nations
3
Person who buys and sells goods
4
Armored warrior of medieval times
5
Movement of people to new areas
6
Ancient Mesoamerican civilization
7
Advanced stage of human society
10
Practice of farming and growing food