Across
1
Payment made to show submission
5
Ancient Mesoamerican civilization
6
Person who travels to discover new lands
7
Deadly epidemic disease
8
Period of ten years
11
Alloy of copper and tin used in early tools
Down
2
Medieval land-for-service system
3
Person who buys and sells goods
4
Fortified medieval residence
6
Large territory under one ruler
9
Period of one hundred years
10
Metal that replaced bronze in tools
12
Ancient empire that conquered much of Europe