Kurdish forces claim victory over Islamic State on Iraq's Mount Sinjar
'The siege on the mountain has been lifted,' a Kurdish official told reporters.
America is building a Sunni army in Iraq to take on the Islamic State
Impatient with the Iraqi government's failure to arm Sunni groups to tackle the Islamic State, the US is taking matters into its own hands.
Peter Kassig's beheading another sign of savagery from messianic killers who won't cease until stopped
News Analysis: But sending US troops into direct combat roles in Syria would be a mistake.
IS claims beheading of US aid worker Kassig
The Islamic State released a video Sunday that also showed the gruesome simultaneous beheadings of at least 18 men described as Syrian military personnel.
Iraq forces break jihadist siege of main oil refinery
Iraqi forces broke the months-long siege by the Islamic State as America's top officer flew in to discuss the possibility of expanded war.
Iraqi government forces are reportedly close to key refinery held by IS
Islamic State fighters seized the city of Baiji and surrounded the sprawling refinery in June during a lightning campaign through northern Iraq.
Extremist group that killed hundreds in Egypt pledges allegiance to the Islamic State
The 'caliphate' is growing.
The borders of the Middle East are being redrawn by force (VIDEO)
The Islamic State is trying to change the map created after World War I. America's Kurdish allies have a different outcome in mind.
The US just tried to take out the leader of the Islamic State
US airstrikes target a convoy of 10 armed trucks in Iraq. Abu Bakr al-Baghdadi may or may not have been in one of them.
They survived the Islamic State. Can they make it through the winter? (VIDEO)
After fleeing IS militants in Iraq, many Yazidis are surviving in makeshift shelters in the open air. Just wait till the snow comes.
CSI Baghdad: Meet the small forensics team struggling to deal with a new wave of violence in Iraq
The lack of a functioning forensics program means that many families are unable to identify their loved ones, and bombers escape justice.
Conflicting stories reveal depth of Iraq's sectarian war
To take steps toward peace, the international community must look beyond the surface struggle and into historic divisions between Arabs and Kurds.
The Islamic State's slave market
This video appears to show IS fighters discussing the buying and selling of Yazidi women.
Islamic State claims responsibility for 2 car bombings in Baghdad
The two Sunday bombings killed at least 18 people and wounded dozens more, security and medical officials said.
No direct combat for Iraqi Kurds in Kobani
Meanwhile, the Islamic State loses ground in Iraq.
The battle for Anbar could shape the future of Iraq. Here's why
The Islamic State has made gains in the province, and many fear Baghdad will be next.
In a second, a bomb destroys one man's dream of reopening his Baghdad hotel
Bombings across Iraq take lives and put others on hold.
5 reasons Turkey is dragging its feet in the fight against the Islamic State
Ankara's anti-Western rhetoric isn't new. Here's what is.
The US is just one of 23 countries battling the Islamic State
But it's the only Western nation that's bombing inside Syria.
This is the simple but effective Islamic State strategy to win hearts and minds
Village by village, the extremist group has manipulated Arabs, Yazidis and Christians alike with a campaign of kindness one day, terror the next.
Fiercest fighting in days hits Syrian border town
Islamic State militants attacked Kurdish fighters with mortars and car bombs.
US-led coalition jets strike Kobani, Islamic State shells hit Turkey
Islamic State militants have battled Kurdish fighters for a month to take control of Kobani.
Think the Islamic State is bad? Check out the 'good guys'
US-backed Iraqi forces and their band of ruthless Shia militia groups have been carrying out atrocities of their own against Sunni civilians.
Obama’s anti-IS strategy challenged by military and intelligence leaders
Commentary: Better to commit troops now to help ensure victory than continue a half-hearted, low-cost gamble.
The Islamic State does not discriminate when it comes to killing journalists
The extremist militants have shot dead two Iraqi journalists in three days.
Kobani latest: Islamic State fights way into center of Syria border town
Local politician: "If they manage to take control of that area, they will close all access to the town and will begin a massacre."
UK to Assad: After we deal with the Islamic State, you're next!
GlobalPost interviews British Foreign Secretary Philip Hammond on the strategy for defeating IS and the Assad regime.
Concerned Obama's war against the Islamic State is a clusterf*ck? Here's how Britain sees it
Exclusive: British Foreign Secretary Philip Hammond explains the grand strategy for Syria and Iraq.
Kurds hold off Islamic State in Kobani; fighters strike in Iraq
The top US military officer suggested that Washington may increase its role 'advising and assisting' Iraqi troops on the ground in future.
Kurds battle for heart of Kobani as UN fears for civilians
The pre-dawn attack came after the IS militants overran the Kurdish headquarters in the border town on Friday.
If Kobani falls, will Obama's Syria strategy collapse too?
If the Islamic State seizes full control of the city it would be able to boast that it has withstood American air power.