UNHCR (United Nations High Commissioner for Refugees) is mandated to lead and co-ordinate international action to protect refugees and resolve refugee problems worldwide. Its primary purpose is to safeguard the rights and well-being of refugees. It strives to ensure that everyone can exercise the right to seek asylum and find safe refuge in another State, with the option to return home voluntarily, integrate locally or to resettle in a third country. It also has a mandate to help stateless people.

UNICEF (United Nations Childrens Fund) is the driving force that helps build a world where the rights of every child are realized. We have the global authority to influence decision-makers, and the variety of partners at grassroots level to turn the most innovative ideas into reality. 

UNISDR is the secretariat of the International Strategy for Disaster Reduction. It was created in December 1999 and is part of the UN Secretariat with the purpose of ensuring the implementation of the International Strategy for Disaster Reduction.

The United Nations Institute for Training and Research (UNITAR) is making concrete contributions to developing the capacities of tens of thousands of people around the world. Since its inception in 1965, UNITAR has built sustainable partnerships acquiring unique expertise and accumulating experience and knowledge to fulfil its mandate. These accomplishments have enabled UNITAR to respond to the growing demand from UN Member States for training for capacity development in the fields of Environment; Peace, Security and Diplomacy; and Governance.

UNODC is a global leader in the fight against illicit drugs and international crime. Established in 1997 through a merger between the United Nations Drug Control Programme and the Centre for International Crime Prevention, UNODC operates in all regions of

UNOPS mission is to expand the capacity of the UN system and its partners to implement peacebuilding, humanitarian and development operations that matter for people in need.

The Peacebuilding Commission (PBC) is an intergovernmental advisory body that supports peace efforts in countries emerging from conflict, and is a key addition to the capacity of the International Community in the broad peace agenda.

The UNRISD mission is to generate knowledge and articulate policy alternatives on contemporary development issues, thereby contributing to the broader goals of the UN system of reducing poverty and inequality, advancing well-being and rights, and creating more democratic and just societies.

UNRWA (the United Nations Relief and Works Agency for Palestine Refugees in the Near East) provides assistance, protection and advocacy for some 5 million registered Palestine refugees in Jordan, Lebanon, Syria and the occupied Palestinian territory, pending a solution to their plight.

UNSCEAR'S mandate is to assess and report levels and effects of exposure to ionizing radiation. Governments and organizations throughout the world rely on the Committee's estimates as the scientific basis for evaluating radiation risk and for establishing protective measures.

Based in Torino, Italy, the UN System Staff College (UNSSC) has been running courses and delivering learning initiatives to United Nations personnel for more than a decade, reaching on average 7,000 beneficiaries across the globe each year. Through its programmes and services, the UNSSC can assist UN organizations and their staff to develop the skills and competencies needed to meet the global challenges faced by the UN.

UNU (United Nations University) is the academic arm of the United Nations system, which implements research and educational programmes in the area of sustainable development, with the particular aim of assisting developing countries.

The United Nations Volunteers programme is the UN organization that contributes to peace and development through volunteerism worldwide.

The World Tourism Organization (UNWTO) is the United Nations agency responsible for the promotion of responsible, sustainable and universally accessible tourism.

Established in 1874, the Universal Postal Union (UPU), with its headquarters in the Swiss capital Berne, is the second oldest international organization worldwide. With its 192 member countries, the UPU is the primary forum for cooperation between postal sector players. It  helps to ensure a truly universal network of up-to-date products and services.

WFP is the food aid arm of the United Nations system. Food aid is one of the many instruments that can help to promote food security, which is defined as access of all people at all times to the food needed for an active and healthy life. ¹ The policies governing the use of World Food Programme food aid must be oriented towards the objective of eradicating hunger and poverty. The ultimate objective of food aid should be the elimination of the need for food aid.

WHO is the directing and coordinating authority for health within the United Nations system. It is responsible for providing leadership on global health matters, shaping the health research agenda, setting norms and standards, articulating evidence-based policy options, providing technical support to countries and monitoring and assessing health trends.

The World Intellectual Property Organization (WIPO) is the United Nations agency dedicated to the use of intellectual property (patents, copyright, trademarks, designs, etc.) as a means of stimulating innovation and creativity.

The World Meteorological Organization (WMO) is a specialized agency of the United Nations. It is the UN system's authoritative voice on the state and behaviour of the Earth's atmosphere, its interaction with the oceans, the climate it produces and the resulting distribution of water resources.

The World Trade Organization (WTO) is the only global international organization dealing with the rules of trade between nations. At its heart are the WTO agreements, negotiated and signed by the bulk of the world’s trading nations and ratified in their parliaments. The goal is to help producers of goods and services, exporters, and importers conduct their business.