横向
1
Formal agreement between nations
4
Sudden overthrow of a government
5
Person who travels to discover new lands
6
Armed conflict between nations
7
Period of one hundred years
9
Relating to the Middle Ages
纵向
2
Alloy of copper and tin used in early tools
3
Person who buys and sells goods
4
Uprising against authority
8
Large territory under one ruler
10
Ancient Egyptian ruler
11
Exchange of goods between peoples