横向
1
Payment made to show submission
5
Union formed for mutual benefit
6
Practice of establishing foreign colonies
7
Government elected by the people
8
Fundamental law of a nation
9
Deadly epidemic disease
纵向
2
Alloy of copper and tin used in early tools
3
Military conflict or fight
4
Armored warrior of medieval times
10
Medieval religious military campaign
11
Ancient Mesoamerican civilization
12
Medieval land-for-service system