Across
1
Metal that replaced bronze in tools
4
Ancient Mesoamerican civilization
5
Medieval land-for-service system
6
Uprising against authority
7
Ancient Egyptian stone monument
9
Armed entry into another territory
Down
2
Union formed for mutual benefit
3
Roman arena fighter
8
Large territory under one ruler
10
Ancient Egyptian ruler
11
Government ruled by a king or queen
12
Payment made to show submission