Libya's internationally recognized prime minister called for the West to launch air strikes to defeat Islamist militants who control Tripoli and have driven his government out of the capital.
Tens of thousands of Yemenis demonstrated in several cities on Saturday against the rule of the Shi'ite Muslim Houthi movement as clashes between Houthis and Sunnis in a southern mountainous region left 26 dead.
Yemenis in the capital Sanaa and the central city of Taiz held the largest protests yet against a takeover by a Shi'ite Muslim militia group on Wednesday after the United States, Britain and France shut their embassies over security fears.
Republicans exploring a 2016 White House run are pounding away at President Barack Obama's strategy for stopping Islamic State militants but, wary of Americans' war fatigue, are so far providing few specifics on what they would do differently.
The United States is closing its embassy in Yemen, the Arabian peninsula state that is a front line in Washington's war against al Qaeda, embassy employees and U.S. officials said on Tuesday.
An Egyptian man was sentenced in New York on Friday to 25 years in U.S. prison in connection with the 1998 bombings of U.S. embassies in Kenya and Tanzania that killed 224 people.
Jordanian fighter jets pounded Islamic State targets in Syria on Thursday, before roaring over the hometown of the pilot killed by the militants while King Abdullah consoled the victim's family.
France has sent military advisers to Niger's southern border with Nigeria to help coordinate military action by regional powers fighting the Islamist group Boko Haram, a French army official said on Thursday.
Jordan's King Abdullah vowed a "relentless" war against Islamic State on their own territory on Wednesday in response to a video published by the hard-line group showing a captured Jordanian air force pilot being burned alive in a cage.
Jordan hanged two Iraqi jihadists on Wednesday including a female militant in response to an Islamic State video showing a captured Jordanian pilot being burnt alive by the hardline group.
Islamic State militants released a video on Tuesday appearing to show a captured Jordanian pilot being burnt alive in a cage, a killing that shocked the world and prompted Jordan to vow an "earth-shaking" response.
An Egyptian court sentenced 183 supporters of the outlawed Muslim Brotherhood to death on Monday on charges of killing police officers, part of a sustained crackdown by authorities on Islamists.
Jordan said on Sunday it was still ready to hand over a jailed Iraqi militant to Islamic State in a swap deal if a captured Jordanian pilot was released, even after a second Japanese hostage was beheaded by the hardline group.
The FBI had no prior knowledge of a police raid in the Philippines last Sunday to arrest wanted militants that went awry and left 44 police dead, an FBI spokesman told Reuters on Saturday.
Islamic State militants said on Saturday they had beheaded a second Japanese hostage, journalist Kenji Goto, after the failure of international efforts to secure his release through a prisoner swap.
Canada's electronic spy agency has been intercepting and analyzing data on up to 15 million file downloads daily as part of a global surveillance program, according to a report published on Wednesday.
Heavily armed gunmen stormed a luxury hotel in Tripoli favored by Libyan officials and visiting delegations on Tuesday, killing at least nine people, including foreigners, before blowing themselves up with a grenade.
The turmoil hitting Saudi Arabia's neighbor Yemen will pose the first big test for King Salman, and provide a glimpse as to whether his approach to hotspots in a fragmenting region will differ from that of his late brother.
Japan Prime Minister Shinzo Abe on Sunday called for the immediate release of a Japanese journalist held by Islamic State after a video surfaced claiming that a fellow Japanese captive had been executed.
Saudi Arabia's Interior Minister, Prince Mohammed bin Nayef, a close friend of the United States and a scourge of Islamist militants, will be the country's first king from the third generation of its ruling dynasty.
The United States has halted some counter-terrorism operations against al Qaeda militants in Yemen following a takeover of the country by Iran-backed Houthi rebels, U.S. officials said on Friday.