横向
1
Freedom from outside control
7
Fortified medieval residence
8
Armored warrior of medieval times
9
Person owned as property
10
Legislative body in ancient Rome
11
Armed entry into another territory
纵向
2
Person with no fixed home
3
Union formed for mutual benefit
4
Metal that replaced bronze in tools
5
Sudden overthrow of a government
6
Government elected by the people
12
Long and distinct period of history