Milestones

Ten years ago: Tens of thousands of riot police in South Korea clashed with demonstrators.

Five years ago: An enraged mob forced South African President F.W. de Klerk to cut short a visit to the black township of Boipatong, the scene of a massacre three days earlier.

One year ago: The Clinton administration announced it would veto the re-election of U.N. Secretary-General Boutros Boutros-Ghali. Westinghouse Electric agreed to buy Infinity Broadcasting for $3.9 billion.