31.   Police have imposed night curfews and regularly round up suspected militants.

32.   Police imposed a curfew and rounded up weapons in the village to prevent further violence.

33.   Police imposed a curfew Monday in a provincial town where rioters angry over soaring food prices threw rocks and smashed windows for a second day.

34.   Police imposed a news blackout because the kidnappers threatened to kill their victim.

35.   Police imposed a nightly curfew on the violence-ridden town to try to restrict the movement of Islamic radicals.

36.   Police imposed an exclusion zone around the Willy after it ran on to rocks near Plymouth in southwest England on Tuesday night during stormy weather.

37.   Police imposed an exclusion zone around the Willy after it ran on to rocks near Plymouth in south-west England on Tuesday night during stormy weather.

38.   Police imposed an indefinite curfew in Imphal.

39.   Police imposed tight security near Legia Stadium, keeping people without tickets several hundreds yards from the entrance and patrolling streets in vehicles and on horses.

40.   Police later imposed a curfew, but tension prevailed Saturday ahead of the funeral, as the government imposed tight security to prevent fresh violence.