Across
1
Person owned as property
4
Military blockade of a fortified place
5
Sudden overthrow of a government
6
Payment made to show submission
8
Formal agreement between nations
Down
2
Union formed for mutual benefit
3
Period of one hundred years
7
Roman arena fighter
9
Uprising against authority
10
Metal that replaced bronze in tools
11
Person who travels to discover new lands
12
Handwritten historical document