Former Hewlett-Packard CEO Carly Fiorina: “I think I’m the best person for the job because I understand how the economy actually works. I understand the world, who’s in it, how the world works.” Photograph: Jim Young/Reuters

The 2016 US presidential field has grown, with Carly Fiorina, the former chief executive of computer maker Hewlett Packard, and retired neurosurgeo(...)

A rally in Addis Ababa, Ethiopia, this month after more than 20 Ethiopian Christians were killed by Islamic State. Photograph: AFP Photo /Zacharias Abubeker

Islamic State militants have slit the throats of five journalists working for a Libyan TV station in the eastern part of the country, an army commande(...)

Hillary Clinton sought this week to defuse a growing political controversy over her use of a private email server for official messages when she was s(...)

Hillary Clinton answers questions  at the United Nations in New York yesterday. Ms Clinton admitted  she made a mistake in choosing not to use an official email account when she was US secretary of state. Photograph: Don Emmertdon Emmert/AFP/Getty Images

Hillary Clinton has conceded that she should have used a government email address while serving as US secretary of state.Ms Clinton told a press confe(...)

Hillary Clinton: Some say her use of a personal email account while secretary of state will most likely be forgotten long before the 2016 election. Photograph: The New York Times

The tweet wasn’t even a day old and it had been viewed more than three million times, according to social media website Twitter.“I want the public to (...)

Former US Secretary of State Hillary Clinton:   an investigative committee in the US House of Representatives will subpoena Clinton’s personal emails. Photograph:   Kevin Lamarque/Reuters

A growing controversy over Hillary Clinton’s use of personal email for work while she was US secretary of state could drag on for months, threatening(...)

Dr Fatima Hamroush spoke at the IIEA on Libya’s decent into civil war. Photograph: Nick Bradshaw

Four years on, and Libya is a basket case. Four years ago this week a rising in second city Bengahazi set in train the overthrow of the brutal dictato(...)

A power struggle between two rival governments that threatens to tear Libya apart has started to take its toll on Misrata, an important shipping and industrial hub that had shrugged off the turmoil until now. Photograph: Hani Amara/Reuters

A power struggle between two rival governments that threatens to tear Libya apart has started to take its toll on Misrata, an important shipping an(...)

 The Corinthia Hotel  in Tripoli, Libya. Photograph: EPA

Heavily armed gunmen stormed a luxury hotel in Tripoli favoured by Libyan officials and visiting delegations on Tuesday, killing at least nine people(...)

People pose around a poster of journalists Nadhir Ktari (left) and Sofiane Chourabi, who went missing in Libya in September, during a demonstration over their disappearance, in Tunis on January 9th. Photograph: Anis Mili/Reuters

Libyan militants calling themselves part of the Islamic State have saidthat they were holding captive 21 Egyptian Christians, raising new fears about (...)