Across
1
Exchange of goods between peoples
3
Territory controlled by another country
7
Metal that replaced bronze in tools
8
Medieval land-for-service system
9
Government ruled by a king or queen
10
Fortified medieval residence
11
Ancient Egyptian ruler
Down
2
Legislative assembly of a country
3
Advanced stage of human society
4
Male monarch ruler
5
Large territory under one ruler
6
Succession of rulers from same family