81.   But some fighters rolled into the city Tuesday, alliance representatives said, to keep the peace.

82.   But the council, created to keep peace, has been frustrated by its position on the sidelines of this deteriorating situation.

83.   But the Bush administration argues that a new post-Cold-War world requires new means to keep the peace.

84.   But Protestant police officers and their families have also been singled out in retaliation for police keeping the peace at Drumcree and standing up to loyalist thugs elsewhere.

85.   But the history of this century hardly suggests that putting your faith in dictators to keep the peace is a safe bet.

86.   But these days some of them are failing to keep the peace among themselves.

87.   But they may be the last chance for the United Nations to keep the peace in this bloodstained land.

88.   But the massacre in Racak also demonstrates that the unarmed OSCE monitors are not able to keep the peace.

89.   But to those involved in the operation, it offers better-coordinated efforts to keep peace in an increasingly complicated world.

90.   But unlike other places where hikers and horse riders often battle with cyclists, a voluntary scheduling system keeps the peace here.