Across
1
Government ruled by a king or queen
4
Relating to the Middle Ages
5
Person owned as property
8
Armed entry into another territory
10
Fortified medieval residence
Down
1
Person who buys and sells goods
2
Formal agreement between nations
3
Government by the people
6
Metal that replaced bronze in tools
7
Ancient Egyptian stone monument
9
Military blockade of a fortified place
11
Territory controlled by another country
12
Object made by humans from the past