横向
1
Ancient empire that conquered much of Europe
3
Male monarch ruler
5
Medieval religious military campaign
6
Sudden overthrow of a government
11
Freedom from outside control
纵向
2
Alloy of copper and tin used in early tools
4
Military conflict or fight
7
Person with no fixed home
8
Long and distinct period of history
9
Formal agreement between nations
10
Succession of rulers from same family