Across
1
Armed conflict between nations
3
Union formed for mutual benefit
4
Ancient empire that conquered much of Europe
5
Armed entry into another territory
6
Uprising against authority
11
Roman arena fighter
12
Person owned as property
14
Succession of rulers from same family
15
Armored warrior of medieval times
Down
2
Advanced stage of human society
7
Alloy of copper and tin used in early tools
8
Ancient Egyptian stone monument
9
Ancient Egyptian picture writing
10
Practice of farming and growing food
13
Medieval religious military campaign