Across
1
Ancient empire that conquered much of Europe
4
Advanced stage of human society
5
Practice of establishing foreign colonies
8
Long and distinct period of history
10
Period of ten years
11
Collection of traditional stories
13
Armored warrior of medieval times
Down
2
Person owned as property
3
Territory controlled by another country
6
Movement of people to new areas
7
Legislative assembly of a country
9
Relating to the Middle Ages
12
Alloy of copper and tin used in early tools