1.   That would enable the U.N. force to get supplies into towns by air when convoys are blocked on the ground.

2.   The goal would be to make U.N. operations less vulnerable to coercion by the Bosnian factions, particularly the Serbs, who have often blocked relief convoys.

3.   The Serbs are blocking relief convoys to besieged areas.

4.   Aid workers say Israeli soldiers have blocked convoys from entering Palestinian towns or reaching drop-off points.

5.   Although aid has increased, humanitarian groups have said they still face problems with armed groups blocking convoys, stealing food and extorting money.

6.   Aid convoys were routinely blocked, sometimes for months.

7.   An American convoy was blocked by the crowd and pelted with eggs, tomatoes and bananas.

8.   Also Monday, rebels who accused Russian soldiers of looting blocked a convoy from leaving Grozny for several hours, the ITAR-Tass news agency reported.

9.   As the Serb rebels took hundreds of peacekeepers hostage and blocked supply convoys, NATO started framing urgent plans to evacuate the U.N. force.

10.   As the Serb rebels took hundreds of peacekeepers hostage and blocked supply convoys, NATO urgently started framing plans to evacuate the U.N. force.