Across
1
Ancient empire that conquered much of Europe
5
Armed conflict between nations
6
Armored warrior of medieval times
7
Fortified medieval residence
8
Succession of rulers from same family
9
Medieval religious military campaign
12
Roman arena fighter
Down
2
Ancient Mesoamerican civilization
3
Union formed for mutual benefit
4
Period of one hundred years
8
Period of ten years
10
Person who travels to discover new lands
11
Legislative body in ancient Rome