Across
1
Formal agreement between nations
5
Roman arena fighter
6
Alloy of copper and tin used in early tools
10
Armed entry into another territory
11
Military blockade of a fortified place
Down
2
Belonging to a very old period
3
Person with no fixed home
4
Ancient empire that conquered much of Europe
7
Collection of traditional stories
8
Sudden overthrow of a government
9
Fundamental law of a nation