横向
1
Military conflict or fight
4
Government ruled by a king or queen
5
Metal that replaced bronze in tools
6
Medieval land-for-service system
8
Ancient empire that conquered much of Europe
9
Ancient Mesoamerican civilization
纵向
2
Legislative assembly of a country
3
Government by the people
7
Collection of traditional stories
10
Armored warrior of medieval times
11
Large territory under one ruler