横向
1
Succession of rulers from same family
5
Person who travels to discover new lands
6
Alloy of copper and tin used in early tools
7
Government elected by the people
8
Roman arena fighter
11
Legislative body in ancient Rome
纵向
2
Freedom from outside control
3
Ancient Egyptian picture writing
4
Handwritten historical document
9
Ancient Mesoamerican civilization
10
Person owned as property
12
Formal agreement between nations
13
Medieval religious military campaign