Across
1
Uprising against authority
4
Large territory under one ruler
6
Metal that replaced bronze in tools
9
Formal agreement between nations
10
Deadly epidemic disease
11
Handwritten historical document
12
Armed entry into another territory
13
Ancient Egyptian stone monument
14
Alloy of copper and tin used in early tools
Down
2
Payment made to show submission
3
Belonging to a very old period
5
Relating to the Middle Ages
7
Practice of establishing foreign colonies
8
Medieval religious military campaign
15
Period of ten years