横向
1
Movement of people to new areas
5
Person who travels to discover new lands
6
Ancient Mesoamerican civilization
7
Formal agreement between nations
14
Payment made to show submission
纵向
2
Military blockade of a fortified place
3
Military conflict or fight
4
Government by the people
8
Legislative body in ancient Rome
9
Government elected by the people
10
Armored warrior of medieval times
11
Ancient Egyptian ruler
12
Object made by humans from the past
13
Territory controlled by another country
15
Period of one hundred years