The Bush administration has been trying in recent months to prevent Congress from imposing tough trade restrictions on China.

If public money is not provided, Buckley prevents us from imposing serious reforms.

Some airports officials have said that only the assumption of Government opposition was preventing them from imposing rush-hour charges.

This reality, however, does not prevent her from imposing the romantic illusion on her life.

They said picketing was still necessary to prevent companies from imposing unfair contracts.

In Colorado, state colleges have adopted a version of the bill "voluntarily" to prevent the legislature from imposing even tougher rules.

That would prevent states from imposing their own tougher rules.

This prevented the Crown from creating arbitrary taxes and imposing them upon subjects without consultation.

The tribe brought suit to prevent the state from imposing those taxes.

Such a ruling by the board would not immediately prevent the city from imposing its final offer.