Across
1
Military blockade of a fortified place
4
Period of ten years
5
Armored warrior of medieval times
6
Legislative body in ancient Rome
7
Practice of establishing foreign colonies
9
Person who travels to discover new lands
11
Person with no fixed home
Down
2
Advanced stage of human society
3
Freedom from outside control
8
Practice of farming and growing food
10
Legislative assembly of a country
12
Handwritten historical document