Across
1
Payment made to show submission
5
Ancient Egyptian ruler
7
Metal that replaced bronze in tools
8
Military conflict or fight
9
Person owned as property
Down
2
Practice of farming and growing food
3
Union formed for mutual benefit
4
Medieval land-for-service system
6
Legislative assembly of a country
10
Practice of establishing foreign colonies
11
Sudden overthrow of a government
12
Alloy of copper and tin used in early tools