Across
1
Large territory under one ruler
6
Person who buys and sells goods
7
Freedom from outside control
8
Person with no fixed home
9
Deadly epidemic disease
10
Advanced stage of human society
11
Person owned as property
Down
2
Military blockade of a fortified place
3
Ancient Egyptian stone monument
4
Ancient empire that conquered much of Europe
5
Union formed for mutual benefit
12
Uprising against authority