About secretariat

Office of Legal Affairs

United Nations Office of Legal Affairs (OLA) provides a unified central legal service for the Secretariat and the principal and other organs of the United Nations and contribute to the progressive development and codification of international public and trade law. It was established in 1946 as the Legal Department in the United Nations Secretariat and was headed by an Assistant Secretary-General, Read More

Office for the Coordination of Humanitarian Affairs

Office for the Coordination of Humanitarian Affairs (OCHA) is a part of the United Nations (UN) responsible for coordinating international humanitarian response to emergencies and disasters around the world. OCHA’s mandate is to ensure that humanitarian aid reaches those in need in a timely, efficient and effective manner. It works to coordinate the efforts of various humanitarian actors, including UN agencies, Read More

Department of Economic and Social Affairs

The United Nations Department of Economic and Social Affairs (UN DESA) is part of the United Nations Secretariat and is responsible for the follow-up to major United Nations Summits and Conferences, as well as services to the United Nations Economic and Social Council and the Second and Third Committees of the United Nations General Assembly. UN DESA assists countries around the Read More

UN Office of the High Representative for the LDCs, LLDCs and the SIDS

The United Nations Office of the High Representative for the Least Developed Countries, Landlocked Developing Countries and the Small Island Developing States (UN-OHRLLS) was established by the United Nations General Assembly in 2001 through its resolution 56/227 with functions recommended by the Secretary-General in paragraph 17 of his report A/56/645.  The key functions of the UN-OHRLLS in accordance with the Secretary-General’s Read More