11.   International mediators are essential because the parties may make concessions to them that they would not to the other side.

12.   International mediators have repeatedly cautioned Israel that settlement expansion was not only a diplomatic roadblock but a ground-level provocation to the Palestinian population.

13.   International mediators helped arrange a cease-fire Monday so their technicians could go to a reservoir held by the rebels to reopen the water supply to the town of Kumanovo.

14.   Mandela will address the council as the new international mediator for Burundi.

15.   The cease-fire will take effect on Monday when Gabonese President Omar Bongo, who has acted as international mediator, convenes peace talks.

16.   The president has nevertheless requested that international mediators continue their efforts to find an agreement.

17.   Those included a freeze on the construction of Jewish settlements in occupied territory and international mediators to join America in overseeing the talks.

18.   Though the formal cease-fire has held for more than a year, international mediators have been unable to secure a peace agreement.

19.   Today, the situation in Vlasenica and Kladanj illustrates why the Bosnian war could continue for decades and international mediators are continually frustrated in their efforts to bring peace.

20.   Twelve people, including a senior international mediator and five Americans, were killed, Western diplomats said.