The forces prevent the substance from being completely frozen.

French forces occupied the town in March 1945 and prevented the inhabitants from returning until 1953.

Can the force prevent foes from trying to kill the Haitian leader?

He said Iraqi forces, with American support, could prevent civil war.

After that, no moral force on earth could have prevented Felix from fighting.

Iraqi forces prevented the wounded, 91 of whom were women, to go to the hospital for treatment.

Only sheer force of will prevented Reyes from asking the question aloud.

These forces also can prevent material too close to the planet from coalescing into a larger body.

The exception would be the case where the government or other non-market forces prevent price changes.

But some force of this man's will had prevented that.