Across
1
Alloy of copper and tin used in early tools
3
Object made by humans from the past
5
Relating to the Middle Ages
6
Union formed for mutual benefit
10
Medieval land-for-service system
12
Period of one hundred years
14
Legislative assembly of a country
Down
2
Advanced stage of human society
4
Deadly epidemic disease
7
Large territory under one ruler
8
Formal agreement between nations
9
Fundamental law of a nation
11
Government by the people
13
Government ruled by a king or queen