South Sudan’s President Salva Kiir (right) is congratulated by Kenya’s president Uhuru Kenyatta and Ethiopia’s prime minister Hailemariam Desalegn after signing a peace agreement in South Sudan’s capital, Juba, on Wednesday. Photograph: Jok Solomun/Reuters

South Sudan’s president has signed a peace deal to end a 20-month conflict with rebels, but he told regional African leaders at the ceremony he still(...)

UN secretary-general Ban Ki-moon: “Ultimate responsibility rests with governments who send their people.” Photograph: Jonathan Ernst/Reuters

The head of the United Nations peacekeeping mission in Central African Republic has resigned after a fresh round of allegations of sexual abuse and ex(...)

UN secretary-general Ban Ki-moon said the truce, called to mark the start of the Muslim holy month of Ramadan later this week, should last for at least two weeks to allow life-saving supplies into the country. Photograph: Martial Trezzini/EPA

The UN secretary-general, Ban Ki-moon, launched Yemen peace talks in Geneva on Monday with a call for a humanitarian truce after warplanes from a Saud(...)

People speaking on the phone in Nairoi. Many talk about how African countries are “leapfrogging” economic growth stages with the adoption of cellular and internet technologies. Photograph:  Simon Maina/AFP/GettyImages

Rising gross domestic product rates, growing populations, an emerging middle class and employment driven by technology are combining to create a new n(...)

 UN Secretary-General Ban Ki-moon has announced a review of how the body dealt with claims of child sexual abuse by soldiers from France, Chad and Equatorial Guinea in the Central African Republic. File photograph: Mandel Ngan/AFP/Getty Images

United Nations Secretary-General Ban Ki-moon announced on Wednesday that he would set up an external independent review of how the world body handled (...)

 United Nations secretary general   Ban Ki-moon  speaking in Dublin Castle on May 25th, 2015.  Photograph: Cyril Byrne/The Irish Times

Ireland must align its climate change policies to match its record on addressing world hunger, the United Nations Secretary General Ban Ki-moon said i(...)

Poland’s prime minister Ewa Kopacz meets UN secretary general Ban Ki-moon in Gdansk in advance of commemorations marking the 70th anniversary of the end of the second World War in Europe. Photograph: Adam Warzawa/EPA
VE Day commemorations

Poland’s president Bronislaw Komorowski is leading international commemorations today marking the 70th anniversary of the end of the second World War,(...)

Paying tribute at a Singapore community club yesterday following the death of Lee Kuan Yew. Photograph: Suhaimi Abdullah/Getty Images

Tributes were paid by world leaders yesterday to Singapore’s founding father, Lee Kuan Yew, who led the city state for more than three decades, follo(...)

A man walks past an Ebola awareness painting on a wall in downtown Monrovia, Liberia. One year has passed since the declaration of what has become the largest Ebola outbreak in history, with more than 10,000 deaths. Photograph: Ahmed Jallanzo/EPA

One year has passed since the declaration of what has become the largest Ebola outbreak in history, with more than 10,000 deaths. The virus escaped co(...)

UN secretary-general Ban Ki-moon is to receive the Tipperary International Peace Award. File photograph: Mandel Ngan/AFP/Getty Images

Ban Ki-moon is to be awarded an international peace prize for his role in tackling climate change, global conflicts and natural disasters, it has been(...)