Across
1
Movement of people to new areas
4
Formal agreement between nations
6
Long and distinct period of history
8
Medieval religious military campaign
10
Relating to the Middle Ages
Down
2
Ancient empire that conquered much of Europe
3
Union formed for mutual benefit
5
Belonging to a very old period
7
Armed entry into another territory
9
Fundamental law of a nation
11
Government ruled by a king or queen
12
Ancient Egyptian stone monument
13
Period of ten years