Across
1
Person who travels to discover new lands
5
Practice of establishing foreign colonies
6
Person who buys and sells goods
8
Succession of rulers from same family
9
Deadly epidemic disease
13
Armed entry into another territory
Down
2
Person owned as property
3
Alloy of copper and tin used in early tools
4
Movement of people to new areas
7
Long and distinct period of history
10
Handwritten historical document
11
Belonging to a very old period
12
Sudden overthrow of a government