American special operations forces killed a senior Islamic State leader who helped direct the group's oil, gas and financial operations during a raid in eastern Syria, U.S. officials said on Saturday.
Islamic State militants raised their black flag over the local government compound in the Iraqi city of Ramadi on Friday after overruning most of the western provincial capital.
The Sahara-based al-Mourabitoun Islamist group has pledged allegiance to the Islamic State, the Mauritanian news website Alakhbar said, citing a recording it had received from a spokesman for al-Mourabitoun.
Islamic State militants have dug trenches around natural gas and hydrogen tanks at Iraq's largest refinery, raising the stakes in a battle where the price of victory may be the refinery itself.
Seeking an edge on the national security issue, Republican presidential hopefuls on Saturday seized on the attack in Texas this week for which Islamic State claimed responsibility as an example of the threat they say the militant group poses to the United States.
The U.S. military has ordered security at its bases around the United States to the highest level in nearly four years, Army Colonel Steve Warren, a Pentagon spokesman, said on Friday.
Turkey is cultivating closer relations with Saudi Arabia’s new leadership, putting aside long-standing differences over political Islam and aligning efforts to solve regional crises including the war in Syria.
The United States has begun a long-awaited program to train Syrian fighters to go into combat against Islamic State, the Pentagon said on Thursday, deepening America's role in Syria's civil war after eight months of airstrikes against the Sunni militants.
Hundreds of members of the Syrian Muslim Brotherhood have returned from exile, hoping to rebuild a movement which was crushed decades ago at home and is deemed a terrorist organization by leading Arab states.
Federal agents for years monitored one of the two gunmen who were shot dead after opening fire with assault rifles at a heavily guarded Texas exhibit of caricatures of the Prophet Mohammad.
When Libyan government forces and Islamist militants battled with artillery guns right in his district, Khalil al-Barassi knew it was time to pack up. He moved his family into an abandoned schoolhouse, where they live on aid from the Red Crescent, while the city around them falls to pieces.
Saudi King Salman appointed a new heir and made his young son second in line to rule on Wednesday, a major shift in power toward two princes who have overseen a more assertive stance at a time of almost unprecedented regional turmoil.
Saudi Arabia has arrested 93 people suspected of belonging to the Islamic State militant group, including two people who planned a failed suicide car bombing against the U.S. embassy in Riyadh, the interior ministry said on Tuesday.
The United Nations envoy to Syria said on Friday he will begin meeting in May with the country's government, opposition groups, and regional powers including Iran to assess by the end of June whether there is any hope brokering an end to the war.
Fighting between Yemen's warring factions raged in southern and central parts of the country and air strikes hit Houthi militia forces in Aden on Friday, but there were no fresh moves toward dialogue.
Islamist insurgents including al-Qaeda's wing in Syria Nusra Front on Saturday captured large parts of the northwestern Syrian town of Jisr al-Shughour for the first time in the four year conflict.
Defne Bayrak's husband was a suicide bomber who killed CIA operatives in a 2009 attack in Afghanistan. Now, she is among the hundreds of Turks using social media to show support for Islamic State militants in Syria and Iraq.
Syrian President Bashar al-Assad has told French television the intelligence services of his country are in contact with their counterparts in France, which has severed diplomatic ties with Assad and insists he must leave power.
A video purportedly made by Islamic State and posted on social media sites on Sunday appeared to show militants shooting and beheading about 30 Ethiopian Christians in Libya.
U.S President Barack Obama and Tunisian President Beji Caid Essebsi will meet in Washington next month to discuss security and economic issues, including the situation in neighboring Libya, the White House said in a statement on Monday.
