横向
1
Metal that replaced bronze in tools
4
Period of ten years
5
Payment made to show submission
6
Territory controlled by another country
7
Government elected by the people
8
Person who travels to discover new lands
14
Collection of traditional stories
纵向
2
Union formed for mutual benefit
3
Legislative body in ancient Rome
9
Male monarch ruler
10
Military conflict or fight
11
Succession of rulers from same family
12
Relating to the Middle Ages
13
Exchange of goods between peoples