Across
1
Person owned as property
4
Succession of rulers from same family
5
Advanced stage of human society
7
Legislative body in ancient Rome
8
Exchange of goods between peoples
13
Roman arena fighter
15
Person with no fixed home
Down
2
Period of one hundred years
3
Practice of farming and growing food
6
Medieval land-for-service system
9
Sudden overthrow of a government
10
Metal that replaced bronze in tools
11
Belonging to a very old period
12
Payment made to show submission
14
Union formed for mutual benefit