Across
1
Armed entry into another territory
5
Succession of rulers from same family
7
Period of ten years
8
Relating to the Middle Ages
9
Territory controlled by another country
11
Person who buys and sells goods
12
Military blockade of a fortified place
Down
2
Fundamental law of a nation
3
Government by the people
4
Person with no fixed home
6
Formal agreement between nations
10
Advanced stage of human society