Across
1
Roman arena fighter
5
Long and distinct period of history
7
Male monarch ruler
8
Belonging to a very old period
9
Advanced stage of human society
10
Medieval land-for-service system
Down
2
Armed entry into another territory
3
Sudden overthrow of a government
4
Alloy of copper and tin used in early tools
6
Movement of people to new areas
11
Collection of traditional stories
12
Succession of rulers from same family
13
Ancient Mesoamerican civilization
14
Metal that replaced bronze in tools
15
Formal agreement between nations