Across
1
Advanced stage of human society
6
Ancient empire that conquered much of Europe
7
Uprising against authority
10
Government ruled by a king or queen
11
Military blockade of a fortified place
Down
1
Practice of establishing foreign colonies
2
Long and distinct period of history
3
Payment made to show submission
4
Union formed for mutual benefit
5
Ancient Egyptian stone monument
8
Legislative assembly of a country
9
Alloy of copper and tin used in early tools