1.   Brown canceled a summit on homelessness scheduled for last Saturday.

2.   But canceling the summit at this point would further destabilize Russia, said Senator John F. Kerry, who sits on the Foreign Relations Committee.

3.   Early Thursday morning, Mubarak canceled the summit.

4.   South Korea recently canceled a summit with Japan in a dispute that illustrated the continuing strength of a century of distrust between them.

5.   A year ago, the French-Italian summit was canceled by Chirac after Italy sharply criticized French nuclear testing.

6.   Angered by their support of a U.N. resolution condemning French nuclear tests, President Jacques Chirac on Friday abruptly canceled planned summits with the leaders of Belgium and Italy.

7.   Bruton canceled the summit at the last minute, reportedly because Adams refused to cooperate with any commission that was established.

8.   Bruton canceled the summit at the last minute, apparently because Adams refused to attend.

9.   But in another turnaround, Moussa said that Egypt had not yet ruled out delaying or canceling the summit.

10.   But with the Palestinians sharply questioning the U.S. proposals, the Egyptians canceled the summit.