Across
1
Medieval land-for-service system
4
Ancient empire that conquered much of Europe
6
Armed entry into another territory
7
Medieval religious military campaign
8
Metal that replaced bronze in tools
9
Object made by humans from the past
10
Person who travels to discover new lands
11
Succession of rulers from same family
Down
2
Period of one hundred years
3
Practice of farming and growing food
5
Ancient Egyptian stone monument
12
Legislative body in ancient Rome
13
Military blockade of a fortified place