Across
1
Advanced stage of human society
4
Exchange of goods between peoples
8
Person who buys and sells goods
10
Large territory under one ruler
12
Practice of establishing foreign colonies
Down
2
Ancient Egyptian stone monument
3
Succession of rulers from same family
5
Metal that replaced bronze in tools
6
Ancient empire that conquered much of Europe
7
Armored warrior of medieval times
8
Ancient Mesoamerican civilization
9
Long and distinct period of history
11
Movement of people to new areas