Across
1
Exchange of goods between peoples
4
Government by the people
5
Government ruled by a king or queen
6
Person owned as property
7
Ancient empire that conquered much of Europe
10
Government elected by the people
11
Large territory under one ruler
12
Medieval land-for-service system
Down
2
Person who travels to discover new lands
3
Freedom from outside control
8
Person who buys and sells goods
9
Alloy of copper and tin used in early tools