Which economic policy was based on the idea that the american colonies existed primarily to provide economic benefits for great britain

That was called "mercantilism," dominant in modernized parts of Europe in the 16th through 18th centuries.

explanation:

hitler's  "rise" can be considered to have ended in march 1933, after the reichstag adopted the enabling act of 1933 in that month. president paul von hindenburg had already appointedhitler  as chancellor on 30 january 1933 after a series of parliamentary elections and associated backroom intrigues.