1.   American Airlines Inc., the second-largest U.S. airline behind United Airlines, would be the most affected if U.S. planes were prevented from using Cuban airspace.

2.   Aziz adds...Kuwait is the only country in the region to allow U.S. warplanes to use its airspace to attack targets inside Iraq.

3.   Musharraf has already faced protests for sharing intelligence with the Americans and allowing coalition warplanes to use Pakistani airspace.

4.   Russia this week gave permission for the United States to use its airspace for humanitarian missions.

5.   The Tajik government has said it would allow U.S. flights to use Tajik airspace in carrying out its bombing campaign against the Taliban.

6.   Under the understanding announced on Friday, Uzbekistan will allow American aircraft to use its airspace.

7.   Under the understanding announced Friday, Uzbekistan will allow American aircraft to use its airspace.

8.   Bulgaria has allowed NATO to use its airspace for airstrikes against Yugoslavia.

9.   Bulgarian state radio reported that NATO had asked on Sunday to use Bulgarian airspace for the bombing campaign against neighboring Yugoslavia.

10.   Bulgaria agreed when asked to allow NATO fliers to use its airspace and many feared this may cause retaliation by Serbs.