Across
1
Succession of rulers from same family
5
Ancient Mesoamerican civilization
6
Fortified medieval residence
7
Government by the people
9
Exchange of goods between peoples
11
Movement of people to new areas
12
Government ruled by a king or queen
Down
2
Metal that replaced bronze in tools
3
Union formed for mutual benefit
4
Sudden overthrow of a government
8
Medieval land-for-service system
10
Period of ten years