Across
1
Practice of establishing foreign colonies
4
Long and distinct period of history
6
Medieval religious military campaign
8
Movement of people to new areas
9
Military blockade of a fortified place
10
Government ruled by a king or queen
12
Formal agreement between nations
Down
2
Roman arena fighter
3
Fortified medieval residence
5
Large territory under one ruler
7
Collection of traditional stories
11
Practice of farming and growing food