Across
1
Exchange of goods between peoples
5
Armed conflict between nations
6
Male monarch ruler
8
Medieval land-for-service system
10
Territory controlled by another country
11
Ancient Egyptian stone monument
12
Armed entry into another territory
Down
2
Government elected by the people
3
Government by the people
4
Legislative assembly of a country
7
Long and distinct period of history
9
Ancient empire that conquered much of Europe