横向
1
Deadly epidemic disease
5
Freedom from outside control
6
Formal agreement between nations
7
Belonging to a very old period
10
Ancient empire that conquered much of Europe
纵向
2
Exchange of goods between peoples
3
Handwritten historical document
4
Medieval religious military campaign
8
Medieval land-for-service system
9
Advanced stage of human society
11
Male monarch ruler
12
Collection of traditional stories
13
Roman arena fighter