横向
1
Uprising against authority
4
Freedom from outside control
5
Male monarch ruler
7
Payment made to show submission
8
Person with no fixed home
10
Movement of people to new areas
纵向
2
Practice of establishing foreign colonies
3
Large territory under one ruler
6
Succession of rulers from same family
9
Metal that replaced bronze in tools
11
Belonging to a very old period
12
Fundamental law of a nation