Across
1
Belonging to a very old period
3
Armed conflict between nations
6
Military blockade of a fortified place
8
Long and distinct period of history
9
Formal agreement between nations
12
Movement of people to new areas
13
Freedom from outside control
14
Medieval land-for-service system
15
Person who travels to discover new lands
Down
2
Government by the people
4
Government ruled by a king or queen
5
Legislative body in ancient Rome
7
Roman arena fighter
10
Deadly epidemic disease
11
Legislative assembly of a country