横向
1
Ancient empire that conquered much of Europe
5
Movement of people to new areas
6
Ancient Mesoamerican civilization
7
Ancient Egyptian picture writing
8
Armed conflict between nations
9
Fortified medieval residence
纵向
2
Person who travels to discover new lands
3
Military conflict or fight
4
Government ruled by a king or queen
10
Medieval land-for-service system
11
Payment made to show submission