Across
1
Advanced stage of human society
3
Fortified medieval residence
8
Period of one hundred years
10
Formal agreement between nations
11
Ancient Egyptian ruler
Down
2
Metal that replaced bronze in tools
3
Practice of establishing foreign colonies
4
Long and distinct period of history
5
Ancient Egyptian picture writing
6
Practice of farming and growing food
7
Movement of people to new areas
9
Legislative body in ancient Rome