Across
1
Person who travels to discover new lands
5
Ancient empire that conquered much of Europe
6
Armored warrior of medieval times
7
Ancient Egyptian ruler
8
Formal agreement between nations
11
Advanced stage of human society
12
Object made by humans from the past
Down
2
Legislative body in ancient Rome
3
Fortified medieval residence
4
Belonging to a very old period
9
Military conflict or fight
10
Relating to the Middle Ages