Across
1
Territory controlled by another country
2
Payment made to show submission
4
Freedom from outside control
5
Belonging to a very old period
8
Relating to the Middle Ages
9
Sudden overthrow of a government
10
Ancient Egyptian ruler
Down
2
Formal agreement between nations
3
Advanced stage of human society
6
Long and distinct period of history
7
Fundamental law of a nation
11
Period of ten years