Across
1
Practice of establishing foreign colonies
6
Ancient Egyptian ruler
8
Formal agreement between nations
9
Practice of farming and growing food
10
Person who buys and sells goods
11
Deadly epidemic disease
12
Person owned as property
Down
2
Belonging to a very old period
3
Movement of people to new areas
4
Long and distinct period of history
5
Large territory under one ruler
7
Government ruled by a king or queen
13
Government elected by the people