Across
1
Advanced stage of human society
6
Deadly epidemic disease
8
Uprising against authority
9
Succession of rulers from same family
10
Person who travels to discover new lands
11
Formal agreement between nations
Down
2
Alloy of copper and tin used in early tools
3
Movement of people to new areas
4
Armored warrior of medieval times
5
Belonging to a very old period
7
Handwritten historical document