横向
1
Military blockade of a fortified place
5
Government ruled by a king or queen
6
Government by the people
7
Object made by humans from the past
8
Handwritten historical document
11
Exchange of goods between peoples
纵向
2
Fortified medieval residence
3
Person who travels to discover new lands
4
Long and distinct period of history
9
Movement of people to new areas
10
Metal that replaced bronze in tools