Across
1
Territory controlled by another country
3
Person who buys and sells goods
4
Ancient empire that conquered much of Europe
5
Fundamental law of a nation
6
Roman arena fighter
9
Exchange of goods between peoples
Down
2
Belonging to a very old period
3
Handwritten historical document
7
Armored warrior of medieval times
8
Alloy of copper and tin used in early tools
10
Metal that replaced bronze in tools
11
Relating to the Middle Ages
12
Person who travels to discover new lands
13
Union formed for mutual benefit