横向
1
Period of ten years
5
Practice of establishing foreign colonies
6
Armed conflict between nations
7
Object made by humans from the past
8
Legislative assembly of a country
纵向
2
Period of one hundred years
3
Government ruled by a king or queen
4
Medieval religious military campaign
9
Exchange of goods between peoples
10
Sudden overthrow of a government
11
Person owned as property
12
Deadly epidemic disease
13
Relating to the Middle Ages
14
Government by the people
15
Metal that replaced bronze in tools