I think Slavery to Freedom
A map project is a systematic transformation of the latitudes and longitudes of locations from the surface of an sphere or an ellipsoid into locations on a plane. maps cannot be created without map projections ✌
they would buy opium and it caused the opium wars
Answer:
The right answer is:
4. to be ready to serve in a standing army
Explanation:
Vassals were men who agreed to fight for a king or a lord (a rich land owner) in an army when needed, in exchange for land to live on.
