Across
1
Armed entry into another territory
4
Deadly epidemic disease
5
Long and distinct period of history
6
Fortified medieval residence
8
Ancient Egyptian stone monument
9
Roman arena fighter
10
Ancient empire that conquered much of Europe
11
Large territory under one ruler
Down
2
Armored warrior of medieval times
3
Union formed for mutual benefit
7
Movement of people to new areas
12
Military blockade of a fortified place