Across
1
Alloy of copper and tin used in early tools
4
Long and distinct period of history
5
Relating to the Middle Ages
6
Exchange of goods between peoples
9
Government ruled by a king or queen
10
Union formed for mutual benefit
12
Large territory under one ruler
13
Period of one hundred years
Down
2
Ancient Egyptian stone monument
3
Payment made to show submission
7
Fundamental law of a nation
8
Belonging to a very old period
11
Legislative assembly of a country