US president Barack Obama holds a news conference at the conclusion of the  Asean Summit and East Asia Summit meetings in Kuala Lumpur, Malaysia. Photograph: Jonathan Ernst/Reuters

President Barack Obama has said the United States and its allies would not relent in its fight to combat Islamic State sand would hunt down their lead(...)

 Syria’s president, Bashar al-Assad. Western powers want his removal from office as part of a Syrian peace deal. Photograph: EPA/Syrian Arab News Agency

“Assad must go,” is the constant refrain from US president Barack Obama, French president François Hollande, British prime minister David Cameron and (...)

 Hebron, on February 2014: Many of those taking to the streets to throw stones at Israeli soldiers have no memory  of the suffering of the second intifada.  HAZEM BADER/AFP/Getty Images

The shaky mobile phone footage shows the prostrate figure of a young man, writhing in a pool of blood as people rush past. A small crowd gathers aroun(...)

 UN secretary general Ban Ki-moon: There was little optimism on either side his words would help end the bloodshed. Photograph: Atef Safadi/EPA

United Nations secretary general Ban Ki-moon, in a surprise visit to the Middle East, has called on Israel and the Palestinians to end the current wa(...)

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(...)