横向
1
Government ruled by a king or queen
4
Medieval religious military campaign
6
Sudden overthrow of a government
8
Movement of people to new areas
10
Metal that replaced bronze in tools
11
Formal agreement between nations
12
Long and distinct period of history
纵向
2
Object made by humans from the past
3
Practice of farming and growing food
4
Practice of establishing foreign colonies
5
Collection of traditional stories
7
Person who travels to discover new lands
9
Fundamental law of a nation