横向
1
Period of one hundred years
4
Movement of people to new areas
5
Union formed for mutual benefit
6
Legislative body in ancient Rome
7
Formal agreement between nations
10
Medieval religious military campaign
11
Roman arena fighter
12
Male monarch ruler
纵向
2
Fundamental law of a nation
3
Metal that replaced bronze in tools
8
Object made by humans from the past
9
Deadly epidemic disease
13
Armed conflict between nations