Across
1
Ancient empire that conquered much of Europe
4
Ancient Egyptian ruler
5
Advanced stage of human society
6
Period of one hundred years
9
Formal agreement between nations
Down
2
Person who buys and sells goods
3
Belonging to a very old period
5
Territory controlled by another country
7
Succession of rulers from same family
8
Metal that replaced bronze in tools
10
Armed conflict between nations
11
Government elected by the people