横向
1
Succession of rulers from same family
5
Deadly epidemic disease
6
Territory controlled by another country
7
Legislative assembly of a country
9
Fortified medieval residence
10
Ancient Mesoamerican civilization
12
Medieval religious military campaign
纵向
2
Roman arena fighter
3
Union formed for mutual benefit
4
Government by the people
8
Person who travels to discover new lands
11
Metal that replaced bronze in tools
13
Freedom from outside control