横向
1
Sudden overthrow of a government
3
Ancient Mesoamerican civilization
7
Ancient empire that conquered much of Europe
8
Territory controlled by another country
9
Person owned as property
10
Person with no fixed home
11
Metal that replaced bronze in tools
纵向
2
Practice of establishing foreign colonies
4
Succession of rulers from same family
5
Armored warrior of medieval times
6
Large territory under one ruler