横向
1
Armored warrior of medieval times
3
Ancient empire that conquered much of Europe
6
Movement of people to new areas
7
Person who buys and sells goods
8
Military conflict or fight
9
Ancient Mesoamerican civilization
11
Union formed for mutual benefit
纵向
2
Payment made to show submission
4
Territory controlled by another country
5
Roman arena fighter
10
Deadly epidemic disease
12
Medieval land-for-service system
13
Legislative assembly of a country