Across
1
Freedom from outside control
7
Legislative body in ancient Rome
8
Medieval land-for-service system
10
Person owned as property
12
Ancient Mesoamerican civilization
Down
2
Exchange of goods between peoples
3
Sudden overthrow of a government
4
Period of ten years
5
Union formed for mutual benefit
6
Payment made to show submission
9
Medieval religious military campaign
11
Belonging to a very old period