Peace and Security | United Nations

Peace and Security

An illustration of a boy with a paper dove, a woman voting, a knotted gun sculpture, a peacekeeper, two flying doves, and a woman holding an object, set against a blue and yellow background.

Securing a peaceful future

Responding to a world in transition

A changing world demands a resilient response. The United Nations employs a diverse range of mechanisms and tools to prevent conflict, foster people-centered, peaceful resolutions, and build sustainable peace, including through diplomacy, mediation, disarmament, peacekeeping, peacebuilding, justice and the rule of law, to address the evolving threats to international peace and security.
An illustration describing various kinds of transnational organized crime

What is transnational organized crime?

Transnational organized crime doesn't just steal money; it steals futures, corrupts communities, and destroys lives. Let’s look at how it poses a threat to everyone, everywhere.

A boy stands near the barbed wire in an area contaminated by landmines in Dohuk Province, Iraq. Credit: UNHCR/Dominic Nahr

How conflict impacts our environment

The environmental impact of war is a critical yet often neglected issue. It's time to recognize the profound damage conflict inflicts on our planet.

Students in Juba, South Sudan march for peace. Credit: UN Photo/JC McIlwaine

Violence against children: an overview

Children need peace to thrive. Violence against them cannot be justified under any circumstances and must be prevented at all costs – here’s why.

August 2019: Farmers and herders benefit from peacebuilding projects in Agadez, Niger. Credit: UN Peacebuilding

Why peacebuilding matters

Nearly 20 years ago, at the 2005 World Summit, UN Member States created the Peacebuilding Commission, an intergovernmental body tasked with establishing mechanisms to help countries sustainably recover and rebuild from conflicts.

Harvests globally have been decimated by extreme weather events such as droughts and floods, like the one pictured above in South Sudan. Credit: WFP/Gabriela Vivacqua

Climate, peace and security: what we need to know

Climate change affects us all, no matter where we live. It is particularly devastating for fragile countries and communities already facing conflict or humanitarian crises.

Wars destroy. Peace builds. In today’s troubled world, building peace is a conscious, bold and even radical act. It is humanity’s greatest responsibility.”

United Nations Secretary-General (ANTÓNIO GUTERRES, )
United Nations Secretary-General António Guterres.

Fast facts

This is an illustration with the text: 600 million+ women and girls lived within 50 kilometres of an armed conflict.
This is an illustration with the text: 95% victims of conflict-related sexual violence were women and girls.
This is an illustration with the text: 1 in every 8 women and girls experienced violence by an intimate partner.

Watch and listen

From heroin to coffee: farmers seek alternative crops to end illicit drug trafficking

Illicit drugs start as raw commodities grown by farmers: opium poppy to create heroin and coca to produce cocaine. Seeking alternatives, farmers from Myanmar to Peru, from Afghanistan to Bolivia, from Laos to Colombia and beyond have been able to transition to a beverage beloved around the world: coffee. Laura Gil Martínez from the UN Office on Drugs and Crime explains how it all works.

Learn more about transnational organized crime, including drug trafficking.

Latest News

A photograph of a person showing the back of their orange sweatshirt, showing messages against violence against women

Solomon Islands: ‘We deserve to be safe’

Globally, one in three women experience violence in their lifetime.

Argentina: ‘Women’s rights are universal rights’

Irene Cari, an indigenous activist, is a leading voice in the fight against racist sexual violence and femicide.

Kazakhstan: ‘Together, we can transform society’

The tragic murder of his sister in 2023 by her husband became a catalyst for Aitbek Amangeldi.

Events

International Day for the Elimination of Violence against Women

Every 10 minutes, a woman is killed. The international day marks the launch of the UNiTE campaign—an initiative of 16 daysof activism against gender-based violence concluding on the International Human Rights Day.

Day of Remembrance for all Victims of Chemical Warfare

The international day provides an opportunity to pay tribute to the victims of chemical warfare and reaffirm commitment to achieving a world free of chemical weapons.

International Migrants Day

People on the move are powerful drivers for development in both their origin and destination countries. The international day celebrates the contributions of millions of migrants worldwide.

An illustration showing four hands each holding a puzzle piece, coming together to form a dove of peace.