横向
1
Collection of traditional stories
4
Exchange of goods between peoples
7
Large territory under one ruler
10
Deadly epidemic disease
12
Payment made to show submission
纵向
1
Ancient Mesoamerican civilization
2
Armored warrior of medieval times
3
Movement of people to new areas
5
Person who travels to discover new lands
6
Uprising against authority
8
Government by the people
9
Government elected by the people
11
Succession of rulers from same family