Across
1
Government ruled by a king or queen
4
Metal that replaced bronze in tools
5
Medieval religious military campaign
10
Person owned as property
11
Freedom from outside control
12
Movement of people to new areas
Down
2
Alloy of copper and tin used in early tools
3
Government elected by the people
6
Government by the people
7
Person with no fixed home
8
Practice of farming and growing food
9
Exchange of goods between peoples