Across
1
Government ruled by a king or queen
5
Exchange of goods between peoples
6
Armed entry into another territory
7
Relating to the Middle Ages
9
Government by the people
10
Person with no fixed home
Down
2
Alloy of copper and tin used in early tools
3
Military conflict or fight
4
Succession of rulers from same family
6
Freedom from outside control
8
Advanced stage of human society
11
Union formed for mutual benefit
12
Ancient empire that conquered much of Europe