Across
1
Object made by humans from the past
5
Advanced stage of human society
6
Succession of rulers from same family
7
Deadly epidemic disease
8
Armed entry into another territory
9
Metal that replaced bronze in tools
10
Roman arena fighter
Down
2
Territory controlled by another country
3
Armed conflict between nations
4
Sudden overthrow of a government
11
Ancient empire that conquered much of Europe
12
Period of one hundred years