The 18th century was a time of further formation of the British constitutional monarchy. Industrial Revolution took place - England is one of the first industrial countries. Developed manufacture, large-scale industry. There are new classes: a powerful bourgeoisie, the proletariat (working class). There is a new workers' party (Labour). The typical form of agricultural enterprise - farm belonging knuckle - the lord's land lessee; it handles farm worker - laborer.
Development gets principle of "responsible government." English cabinet stood out from the Privy Council, whose composition was chosen king. Its meetings were strictly confidential. With Parliament Cabinet able to quickly oust king. But almost immediately showed up the contradictions between the Cabinet and Parliament. It turned out that no government can stand in power, if it has no support for a majority of members of the House of Commons.
There is a "responsible government" - responsible to Parliament (in this case - before the lower chamber).
Demands resignation of the government could oppose the decree (the king) to dissolve parliament and call new elections. After winning the election, the government remained in power.
England transformed from a constitutional monarchy to a parliamentary monarchy. Basis determining the relationship of government, parliament and the monarch was the following principle: "The monarch reigns but does not govern." Supremacy of parliament is formed only in the 18th century.