Across
1
Metal that replaced bronze in tools
3
Payment made to show submission
4
Government by the people
8
Military blockade of a fortified place
9
Succession of rulers from same family
10
Movement of people to new areas
Down
2
Fundamental law of a nation
3
Formal agreement between nations
5
Large territory under one ruler
6
Relating to the Middle Ages
7
Medieval religious military campaign
11
Person with no fixed home