Across
1
Formal agreement between nations
5
Male monarch ruler
6
Metal that replaced bronze in tools
7
Payment made to show submission
10
Period of ten years
11
Alloy of copper and tin used in early tools
Down
2
Military blockade of a fortified place
3
Fortified medieval residence
4
Ancient Egyptian picture writing
7
Exchange of goods between peoples
8
Armed conflict between nations
9
Sudden overthrow of a government
12
Person with no fixed home