横向
1
Belonging to a very old period
6
Armed entry into another territory
7
Government ruled by a king or queen
8
Union formed for mutual benefit
纵向
2
Advanced stage of human society
3
Metal that replaced bronze in tools
4
Roman arena fighter
5
Fortified medieval residence
9
Legislative body in ancient Rome
10
Person owned as property
11
Government by the people
12
Period of one hundred years