横向
1
Ancient Egyptian stone monument
5
Formal agreement between nations
7
Metal that replaced bronze in tools
10
Large territory under one ruler
11
Long and distinct period of history
12
Person who travels to discover new lands
13
Object made by humans from the past
15
Armored warrior of medieval times
纵向
2
Government elected by the people
3
Handwritten historical document
4
Exchange of goods between peoples
6
Collection of traditional stories
8
Period of one hundred years
9
Legislative assembly of a country
14
Territory controlled by another country