横向
1
Ancient Mesoamerican civilization
3
Metal that replaced bronze in tools
4
Male monarch ruler
5
Armed conflict between nations
6
Large territory under one ruler
8
Exchange of goods between peoples
9
Succession of rulers from same family
10
Person with no fixed home
11
Military blockade of a fortified place
纵向
2
Medieval religious military campaign
3
Armed entry into another territory
7
Freedom from outside control
12
Roman arena fighter