How the ussr and usa created spheres of influence after 1945

On a supply and demand graph, equilibrium is the point where the two curves meet. the supply curve begins. the supply curve ends. the demand curve ends.

One of the main problems with the indian reservation system was that government agents took land from settlers to give to american indians. dealt dishonestly with american indian families. did not understand the power structure of american indian tribes. gave land to settlers who removed american indians.

The solvent union and u.s believed in two different economic systems which was?