Across
1
Armed entry into another territory
5
Medieval land-for-service system
6
Payment made to show submission
9
Armed conflict between nations
10
Period of one hundred years
12
Belonging to a very old period
Down
2
Government elected by the people
3
Advanced stage of human society
4
Male monarch ruler
7
Territory controlled by another country
8
Medieval religious military campaign
11
Period of ten years