Across
1
Union formed for mutual benefit
6
Fundamental law of a nation
7
Ancient Egyptian ruler
8
Armed entry into another territory
9
Freedom from outside control
10
Payment made to show submission
11
Fortified medieval residence
Down
2
Period of ten years
3
Government by the people
4
Long and distinct period of history
5
Roman arena fighter
12
Person who buys and sells goods
13
Practice of establishing foreign colonies