The UN’s Areas of Activity

The work of the UN extends far beyond peacekeeping and diplomatic negotiations. Since the organisation was founded in 1945, its responsibilities have expanded significantly. Today, the UN works in a wide range of areas—from preventing armed conflict and providing humanitarian assistance to addressing climate change, health, education and sustainable development. Although these issues are handled by the UN’s principal organs, funds, programmes and specialised agencies, their work is united by a common goal: to promote peace, human rights and sustainable development and to improve people’s well-being around the world.

Maintaining international peace and security is the UN’s primary responsibility. The organisation helps prevent armed conflicts, mediates peace negotiations and supports countries in restoring peace and rebuilding society after conflicts. The UN Security Council plays an important role in this work and may impose sanctions, authorise peacekeeping operations or take other measures to maintain international peace. UN peacekeepers also serve in many crisis regions around the world, helping to monitor ceasefires, protect civilians and support peace processes.

Protecting human rights is one of the UN’s principal objectives. The organisation is guided by the principle that all people have inherent rights and freedoms regardless of their nationality, gender, religion or other characteristics. The UN’s work includes monitoring human rights situations, developing international conventions and supporting Member States in fulfilling their obligations. The UN Human Rights Council and the Office of the United Nations High Commissioner for Human Rights play important roles in this work.

Sustainable development means advancing society in a way that improves people’s quality of life without compromising the ability of future generations to meet their own needs. All UN Member States adopted the 2030 Agenda, centred on 17 Sustainable Development Goals. These include reducing poverty, ensuring quality education and good health, advancing gender equality, providing clean water, taking climate action, and promoting peaceful and inclusive societies.

During natural disasters, armed conflicts and other crises, the UN coordinates extensive humanitarian assistance. This may include food, clean drinking water, medical care, temporary shelter, education and other essential support. Organisations within the UN system, such as the World Food Programme (WFP), UNICEF and the UN Refugee Agency (UNHCR), often operate in areas where local public authorities can no longer meet the population’s needs on their own.

The UN supports global health cooperation primarily through the World Health Organization (WHO). The organisation helps prevent disease, strengthen health systems, improve vaccination and prepare for health emergencies. The importance of international cooperation became particularly clear during the COVID-19 pandemic, when WHO coordinated information sharing, research and cooperation among countries.

Education and knowledge are an essential foundation for sustainable development. UNESCO supports access to quality education, scientific cooperation and the protection of cultural and natural heritage. Sites on the UNESCO World Heritage List are internationally recognised for their outstanding cultural or natural value. The organisation also supports freedom of the press, scientific cooperation and the preservation of cultural diversity.

Climate change, biodiversity loss and environmental pollution are global problems that require international cooperation. The UN helps countries develop common agreements to reduce greenhouse gas emissions, protect nature and adapt to climate change. It also supports the adoption of renewable energy, sustainable urban planning and the responsible use of natural resources.

The UN has helped shape much of modern international law. Numerous treaties and conventions have been concluded under the organisation’s auspices, covering areas such as human rights, the law of the sea, diplomatic relations, arms control and environmental protection. International law helps establish common rules for relations among states and for resolving disputes peacefully.

In recent years, the UN has devoted increasing attention to developments in digital technology. Issues under discussion include the use of artificial intelligence, cybersecurity, disinformation, digital rights and technology’s impact on society. The aim is to ensure that technology supports human rights, sustainable development and international security, and that common international principles are developed for its use.

Although the work of the UN may seem distant and concerned only with international politics, its outcomes affect people’s everyday lives around the world. Vaccination programmes, humanitarian assistance, the protection of world heritage, international aviation rules, climate agreements and the Sustainable Development Goals are just some examples of areas in which the UN plays an important role. Many global problems do not respect national borders. International cooperation and the search for shared solutions will therefore remain among the UN’s most important responsibilities in the future.