Across
1
Person owned as property
2
Metal that replaced bronze in tools
3
Government ruled by a king or queen
6
Ancient Egyptian ruler
7
Relating to the Middle Ages
11
Advanced stage of human society
Down
2
Armed entry into another territory
4
Formal agreement between nations
5
Territory controlled by another country
8
Legislative body in ancient Rome
9
Sudden overthrow of a government
10
Belonging to a very old period