11.   Bulgaria has agreed in principle to allow NATO planes use its airspace, if the alliance requests it, the government says.

12.   Bulgaria has agreed in principle to allow, if asked, NATO planes to use its airspace, but has ruled out any direct involvement in the campaign.

13.   Bulgaria is considering allowing NATO to use its airspace for the attacks.

14.   Bulgaria rejected Tuesday a Yugoslav note of protest, claiming that Bulgaria allowed NATO to use its airspace for airstrikes on Yugoslavia, the official news agency BTA reported.

15.   But Syria sought closer relations with Iraq after neighboring Turkey agreed to let Israeli jet fighters use its airspace for exercises.

16.   But Niyazov agreed to allow U.S. planes to use Turkmen airspace for humanitarian flights to Afghanistan.

17.   But previously, Tajik officials had insisted that their airspace could be used solely for humanitarian purposes.

18.   Egypt and other Arab states complained when Turkey signed a military cooperation agreement in April allowing Israeli fighter planes to use Turkish airspace.

19.   He also allowed U.S. forces to use Pakistani airspace for attacks against Afghanistan last year.

20.   Hungary has granted permission to NATO AWACS reconnaissance planes to use its airspace to monitor a no-fly zone over Bosnia.