I. Constructing the new paradigm. An old word, a new meaning (or some very new wine in old bottles) -- Setting the scene: the conceptual underpinnings of the new peacekeeping -- The new peacekeepers: UN organs and supporting participants -- II. A look back. Fits and starts: the League's and UN's early efforts at the new peacekeeping -- The early second-generation missions: 1989-1991 -- III. The Cambodia experience. Cambodia: unending conflict, uncertain solution -- UNTAC in Cambodia -- Tackling UNTAC: a model operation? -- IV. Toward the future. The new imperatives for the new peacekeeping.