Across
1
Armed entry into another territory
5
Person who buys and sells goods
6
Medieval land-for-service system
7
Period of ten years
8
Ancient Egyptian stone monument
9
Legislative assembly of a country
10
Ancient empire that conquered much of Europe
12
Metal that replaced bronze in tools
Down
2
Large territory under one ruler
3
Fundamental law of a nation
4
Person who travels to discover new lands
11
Ancient Egyptian ruler
13
Object made by humans from the past