 Several PAND chapters including the Cleveland and New York City collectives formed in 1982, a year when anti-nuclear activism culminated in the largest ever anti-war demonstration in support of the Second United Nations Special Session on Disarmament.The demonstration held in Central Park was attended by close to a million people.By the mid-1980s, several European PAND chapters were established and in 1983, the artist Harry Belafonte, who was one of the principle organizers of the New York City PAND collective, founded PAND International.