 Complete the following phrase:  The largest event of Clarks tenure as SACEUR was NATOs confrontation with the Federal Republic of Yugoslavia in the Kosovo War. On September 22, 1998, the United Nations Security Council introduced Resolution 1199 calling for an end to hostilities in Kosovo, and Richard Holbrooke again tried to negotiate a peace. This process came to an unsuccessful end, however, following the Račak massacre. Then U.S. Secretary of State Madeleine Albright tried to force Yugoslavia into allowing separation of Kosovo with the 