The main problems, the Church apart, arose when a foreigner occupied the English throne and left the methods of government to those who were acquainted with them.
That most happy of all the happy accidents in English history made Walpole the fundamental statesman of the time.

He used his opportunity to the full.

Inheriting the possibilities of the cabinet system he gave it its modern expression by creating the office of Prime Minister.

The party-system was already inevitable; and with his advent to full power in 1727 we have the characteristic outlines of English representative government.

Thenceforward, there are, on the whole, but three large questions with which the age concerned itself.