横向
1
Relating to the Middle Ages
5
Union formed for mutual benefit
6
Person with no fixed home
7
Ancient empire that conquered much of Europe
9
Armored warrior of medieval times
10
Armed conflict between nations
纵向
1
Ancient Mesoamerican civilization
2
Exchange of goods between peoples
3
Large territory under one ruler
4
Legislative assembly of a country
8
Freedom from outside control