横向
1
Male monarch ruler
3
Person who travels to discover new lands
4
Military conflict or fight
5
Government elected by the people
6
Fundamental law of a nation
11
Succession of rulers from same family
纵向
2
Advanced stage of human society
7
Deadly epidemic disease
8
Formal agreement between nations
9
Military blockade of a fortified place
10
Person who buys and sells goods