横向
1
Freedom from outside control
8
Ancient Mesoamerican civilization
9
Military conflict or fight
10
Union formed for mutual benefit
11
Alloy of copper and tin used in early tools
纵向
2
Sudden overthrow of a government
3
Legislative body in ancient Rome
4
Person with no fixed home
5
Fortified medieval residence
6
Person who travels to discover new lands
7
Medieval land-for-service system