Across
1
Sudden overthrow of a government
3
Period of ten years
4
Metal that replaced bronze in tools
7
Male monarch ruler
8
Military blockade of a fortified place
9
Ancient Egyptian picture writing
10
Payment made to show submission
11
Fundamental law of a nation
12
Medieval land-for-service system
13
Person owned as property
Down
2
Relating to the Middle Ages
4
Freedom from outside control
5
Armored warrior of medieval times
6
Advanced stage of human society