A single currency means a single government, and that single government would be the government whose policies determined every aspect of economic li… - Enoch Powell

I do not know if the doctrine that the nation-state arose in the 19th century was still being taught ... but it is erroneous. The nation-state reaches back far into the origins of Europe itself and perhaps beyond. If Europe was not always a Europe of nations, it was always a Europe in which nations existed, and were taken for granted, as a basic form of the State.

So let us make this our resolve: we will not be tempted, or frightened, or cajoled into turning aside from our plain duty and common-sense necessity: so to control and limit and guide our public expenditure that it no longer entails upon this country the recurrent menace of inflationary crises or the more insidious but in the long run dangerous atrophy of an increasingly state-dominated economy.

This is the positive aspect of British opposition to entry into the Community – the breadth and depth of the people's conviction that in no foreseeable future could they in this sense form one electorate with the inhabitants of the continent... It is that in their thousand-year history the British Isles has made a nation which recognizes itself more in its separation and difference from the continent than its similarity and kinship.