横向
1
Deadly epidemic disease
3
Ancient Mesoamerican civilization
5
Government elected by the people
6
Ancient empire that conquered much of Europe
7
Large territory under one ruler
10
Person owned as property
纵向
1
Ancient Egyptian stone monument
2
Government by the people
4
Medieval land-for-service system
8
Long and distinct period of history
9
Handwritten historical document
11
Armed entry into another territory
12
Ancient Egyptian picture writing