Across
1
Armored warrior of medieval times
5
Movement of people to new areas
6
Government elected by the people
7
Long and distinct period of history
8
Ancient empire that conquered much of Europe
9
Practice of farming and growing food
10
Armed entry into another territory
12
Exchange of goods between peoples
Down
2
Union formed for mutual benefit
3
Ancient Egyptian picture writing
4
Payment made to show submission
11
Advanced stage of human society
13
Belonging to a very old period