横向
1
Object made by humans from the past
5
Large territory under one ruler
7
Male monarch ruler
8
Period of ten years
9
Sudden overthrow of a government
11
Succession of rulers from same family
12
Belonging to a very old period
纵向
2
Armed entry into another territory
3
Ancient Mesoamerican civilization
4
Legislative assembly of a country
6
Exchange of goods between peoples
10
Payment made to show submission
13
Medieval land-for-service system