Across
1
Metal that replaced bronze in tools
3
Medieval land-for-service system
4
Period of ten years
6
Sudden overthrow of a government
7
Formal agreement between nations
8
Succession of rulers from same family
9
Uprising against authority
11
Union formed for mutual benefit
Down
2
Freedom from outside control
5
Handwritten historical document
10
Long and distinct period of history
12
Legislative body in ancient Rome
13
Roman arena fighter