Government may respond to controversial issues by formulating and implementing unpopular policies such as to avoid democratic review before a point of no return. Conversely, popular policies which are experienced as a constraint by government and by powerful pressure groups may be relaxed and diluted in ways which are not detected until it is too late to repair the damage done.
Incidence:
In the UK the government was accused in 1993 of endeavouring to privatize the health service by stealth and of endeavouring to impose a country-wide pattern of expressways without appropriate consultation.