横向
1
Metal that replaced bronze in tools
3
Relating to the Middle Ages
7
Union formed for mutual benefit
8
Belonging to a very old period
9
Legislative assembly of a country
10
Period of one hundred years
12
Large territory under one ruler
纵向
2
Government elected by the people
4
Armed entry into another territory
5
Military conflict or fight
6
Uprising against authority
11
Freedom from outside control