横向
1
Medieval land-for-service system
3
Armored warrior of medieval times
5
Belonging to a very old period
6
Handwritten historical document
7
Person owned as property
11
Ancient Egyptian ruler
纵向
2
Advanced stage of human society
4
Ancient empire that conquered much of Europe
8
Government elected by the people
9
Formal agreement between nations
10
Practice of farming and growing food