So outrageous has Louis Farrakhan's conduct been over the past few weeks that even the Clinton Administration State Department felt constrained to condemn it.
When European exploration began, Britain's more constrained crown left trade in the hands of privateers, whereas Spain favoured state control of ocean commerce.
Moreover, low credit from the voters and the dire state of public finances mean that whoever wins the election will be constrained in what they can do.
Academies do not have to stick zealously to the national curriculum, for example, and they are not constrained by the national pay deals for teachers that hobble their counterparts elsewhere in the state sector (see table).