横向
1
Handwritten historical document
5
Period of ten years
8
Long and distinct period of history
10
Person who travels to discover new lands
11
Person who buys and sells goods
纵向
2
Government by the people
3
Practice of establishing foreign colonies
4
Period of one hundred years
6
Relating to the Middle Ages
7
Military blockade of a fortified place
9
Armed conflict between nations
12
Movement of people to new areas
13
Formal agreement between nations