History International non-governmental organizations date back to at least the late 18th century,Steve Charnovitz, "Two Centuries of Participation: NGOs and International Governance, Michigan Journal of International Law, Winter 1997. and there were an estimated 1,083 NGOs by 1914. International NGOs were important to the anti-slavery and women's suffrage movements, and peaked at the time of the 1932–1934 World Disarmament Conference.
History International non-governmental organizations date back to at least the late 18th centurySteve Charnovitz "Two Centuries of Participation NGOs and International Governance Michigan Journal of International Law Winter 1997 and there were an estimated 1083 NGOs by 1914 International NGOs were important to the anti-slavery and women's suffrage movements and peaked at the time of the 1932–1934 World Disarmament Conference