Across
1
Male monarch ruler
3
Belonging to a very old period
4
Government by the people
9
Advanced stage of human society
10
Metal that replaced bronze in tools
11
Armed entry into another territory
Down
2
Relating to the Middle Ages
5
Ancient Mesoamerican civilization
6
Object made by humans from the past
7
Military blockade of a fortified place
8
Territory controlled by another country