横向
1
Exchange of goods between peoples
3
Military blockade of a fortified place
5
Object made by humans from the past
6
Sudden overthrow of a government
7
Ancient Mesoamerican civilization
8
Person who travels to discover new lands
9
Movement of people to new areas
12
Succession of rulers from same family
纵向
2
Freedom from outside control
4
Collection of traditional stories
10
Fundamental law of a nation
11
Person who buys and sells goods
13
Period of one hundred years