Across
1
Government ruled by a king or queen
5
Person who travels to discover new lands
6
Ancient empire that conquered much of Europe
7
Armored warrior of medieval times
9
Payment made to show submission
10
Ancient Mesoamerican civilization
11
Object made by humans from the past
12
Fundamental law of a nation
Down
2
Legislative assembly of a country
3
Long and distinct period of history
4
Practice of establishing foreign colonies
8
Succession of rulers from same family
13
Deadly epidemic disease