Milestones Dec. 31, 1999

PLEADED NOT GUILTY. AHMED RESSAM, 32, Algerian arrested near the Canadian border after bombmaking parts were found in his car; to charges of illegally carrying explosives and making false statements to customs authorities; in Seattle.

DESCENDED. JULIA ("Butterfly") HILL, 25, environmental activist, after a 738-day treetop vigil to save a 600-year-old redwood from loggers; near Stafford, Calif. Hill left her 18-story-high perch after Pacific Lumber Co. agreed to spare the tree, located on company property.

DIED. TONY BRYANT, 60, Black Panther turned anti-communist who founded a short-lived, conservative black magazine after spending 11 years in a Cuban prison for hijacking...