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70 Years, 70 Documents

70 Years, 70 Documents

To celebrate the 70th anniversary of the United Nations, the Dag Hammarskjöld Library is presenting an exploration of the seventy key documents that have shaped the United Nations and our world.


1966 – Security Council expands from 11 to 15 members addressing equitable geographic representation

1967 – UN promotes international cooperation in the peaceful exploration and use of outer space

1968 – UN passes landmark treaty on the non-proliferation of nuclear weapons

1969 – The General Assembly outlines a declaration for social progress and development

1970 – Young people discuss issues important to them at first World Youth Assembly

1971 - Kurt Waldheim appointed fourth UN Secretary-General

1972 - The United Nations Environment Programme is born

1973 – Chinese and Arabic become UN working languages

1974 – Developing countries call for a New International Economic Order

1975 – World Conference of the International Women's Year