Across
1
Advanced stage of human society
6
Alloy of copper and tin used in early tools
7
Exchange of goods between peoples
9
Period of ten years
10
Payment made to show submission
11
Roman arena fighter
12
Armed conflict between nations
Down
2
Belonging to a very old period
3
Territory controlled by another country
4
Person who travels to discover new lands
5
Legislative body in ancient Rome
8
Practice of farming and growing food
13
Ancient Mesoamerican civilization
14
Uprising against authority