Tunisia abruptly cancels Arab League summit Leaders bicker on issues in Mideast, U.S., reforms By Megan K. Stack Los Angeles Times Originally published March 28, 2004 TUNIS, Tunisia - The government abruptly called off a summit of the Arab League late last night even as leaders poured into this seaside city, a last-minute cancellation that threw in stark relief the acrimony roiling the region. The collapse of the summit, which had been scheduled to begin tomorrow, suggested that tenuous Arab unity has crumbled under the pressure of the Palestinian uprising, the U.S.-led war on Iraq and demands for sweeping reforms...