横向
1
Object made by humans from the past
3
Legislative assembly of a country
5
Long and distinct period of history
7
Formal agreement between nations
8
Person who travels to discover new lands
9
Union formed for mutual benefit
10
Exchange of goods between peoples
纵向
2
Person who buys and sells goods
3
Ancient Egyptian stone monument
4
Handwritten historical document
6
Fortified medieval residence
11
Practice of establishing foreign colonies
12
Sudden overthrow of a government
13
Person with no fixed home
14
Freedom from outside control