Across
1
Ancient empire that conquered much of Europe
4
Object made by humans from the past
6
Person with no fixed home
8
Military blockade of a fortified place
9
Ancient Mesoamerican civilization
11
Government ruled by a king or queen
13
Practice of farming and growing food
14
Exchange of goods between peoples
Down
2
Armed conflict between nations
3
Long and distinct period of history
5
Period of ten years
7
Fundamental law of a nation
10
Government by the people
12
Armored warrior of medieval times