Britain won't heed EU rules to win free trade - PM aide

Britain will not be threatened into following EU rules in the future by talk of economic rifts and is ready to trade with the bloc on basic international terms if needs be, Prime Minister Boris Johnson's Europe adviser said on Monday.Britain left the EU last month and the two sides will now start negotiating a new relationship from trade to security."We are not frightened by suggestions there will be trade frictions," David Frost told a lecture at a Brussels university.