Across
1
Fortified medieval residence
4
Deadly epidemic disease
5
Alloy of copper and tin used in early tools
6
Metal that replaced bronze in tools
7
Exchange of goods between peoples
8
Period of ten years
10
Male monarch ruler
11
Movement of people to new areas
Down
1
Practice of establishing foreign colonies
2
Large territory under one ruler
3
Practice of farming and growing food
9
Military conflict or fight