Across
1
Advanced stage of human society
4
Armed conflict between nations
6
Alloy of copper and tin used in early tools
8
Person with no fixed home
10
Belonging to a very old period
11
Military blockade of a fortified place
13
Large territory under one ruler
14
Person who buys and sells goods
15
Ancient Egyptian picture writing
Down
2
Succession of rulers from same family
3
Movement of people to new areas
5
Government ruled by a king or queen
7
Person owned as property
9
Armed entry into another territory
12
Medieval land-for-service system