Across
1
Government by the people
5
Medieval land-for-service system
8
Exchange of goods between peoples
9
Period of ten years
10
Period of one hundred years
11
Medieval religious military campaign
12
Succession of rulers from same family
Down
2
Advanced stage of human society
3
Uprising against authority
4
Ancient empire that conquered much of Europe
6
Territory controlled by another country
7
Government ruled by a king or queen
13
Person who buys and sells goods