Across
1
Military conflict or fight
5
Large territory under one ruler
6
Long and distinct period of history
7
Armed entry into another territory
9
Government elected by the people
10
Person owned as property
12
Relating to the Middle Ages
Down
2
Legislative body in ancient Rome
3
Advanced stage of human society
4
Government by the people
8
Medieval land-for-service system
11
Payment made to show submission