Across
1
Union formed for mutual benefit
5
Formal agreement between nations
6
Government by the people
9
Legislative assembly of a country
10
Advanced stage of human society
Down
2
Ancient empire that conquered much of Europe
3
Ancient Mesoamerican civilization
4
Military blockade of a fortified place
7
Armed entry into another territory
8
Government ruled by a king or queen
11
Practice of farming and growing food