Early Tests Find Traces of Mustard Gas in ISIS Mortars
Senior American military official confirms preliminary tests show traces of sulfur mustard on mortars fired by ISIS.
Senior American military official confirms preliminary tests show traces of sulfur mustard on mortars fired by ISIS.

Islamic State names American citizen as one of four terrorists 'martyred' in north Iraq suicide attack.

Organization for the Prohibition of Chemical Weapons voices serious concern over reports that ISIS used chemical weapons.

Officials say test results from ISIS attack in Syria confirm mustard agent was used. Similar attack in Iraq still under investigation.

Senior American officials say it is believed ISIS jihadists used mustard agent in an attack on Kurdish forces in Iraq.

Iraqi PM furious as outgoing top US commander in Iraq says it may need to be divided; ISIS truck bombing illustrates volatile reality.

At least 38 killed and 74 more injured in one of the deadliest single attacks to hit the Iraqi capital in months.

A major shortage of aid funding for Iraq threatens food assistance, warns the UN's humanitarian coordinator for the country.

Officials says ISIS has executed more than 2,000 people in and around the Iraqi city of Mosul since seizing it last year.

Adding to embattled country's woes, Fitch Ratings grades Iraq lowest possible rating, B-.

Christian clerics pray in ruins of a monastery not far from jihadists, marking a year since Christians driven from ancient centers.

Britain announces it is extending its airstrikes against ISIS group targets in Iraq by a year to March 2017.

In their Iraqi bastions, Kurdish PKK militants bracing for all-out conflict with Turkey as Ankara steps up bombing campaign.

Iraqi Ummah Party leader wants normalization with Israel, says Muslim world created ISIS by tolerating 'mentality of vengeance.'

Iran announces start of its largest engineering services project ever, as its influence expands in Iraq even as American influence fades.

US Army general who spent most years in Iraq condemns 'frustrating' pullout against his advice that led to rise of ISIS.

ISIS bombing on Muslim holiday leaves 16-ft wide crater and 90 dead. White House condemns 'purposeful and vicious' civilian targeting.

There's no love lost between Hamas and Saudi Arabia, but a common enemy may bring the two together.

ISIS's top financier caught with artifacts raided from Assyrian-era historical sites; they were likely to be sold on the black market.

Arabic media reports say ISIS trainer taught recruits booby-trap methods by blowing up infant child.

A string of bomb explosions, including two suicide attacks, kill at least 21 in Shiite-dominated neighborhoods of Iraqi capital.

ISIS fighters attack Iraqi police and soldiers in an area considered a major staging ground for operations to reconquer Anbar.

President Obama says the coalition battling ISIS would intensify its campaign, but warns there could still be setbacks.

Experts reveal the tactics of intimidation and promises of protection that ISIS is using to try and tip the power balance in Iraq, Syria.

At least seven dead after plane malfunctions over eastern Baghdad.

After suffering choice of forced conversion, tax to stay Christian or death, Iraqi Christians are taking up arms to fight for their faith.

Pentagon reveals Shi'ite fighters at Iraqi base where 450 US troops were sent, but that the two forces not working together to fight ISIS.

Two Australian citizens believed killed fighting for ISIS in Iraqi city of Mosul; one posted pictures of young son holding severed heads.

Pentagon says an ISIS operative involved in the 2012 Benghazi attack was killed in an airstrike in northern Iraq.

Iraqi minister decries 'crime against heritage' as ISIS contracts to build 'park and fun city' on tomb of ancient Jewish prophet in Mosul.

Islamic State here to stay for foreseeable future, experts say - but how is it enduring US-led air campaign and Kurdish onslaught?

National Security Adviser praises Democratic candidate for Iraq pullout and TPP - exposing Middle East blindness and trade deal flip-flop.

Four ISIS suicide car bombers, a Kuwaiti, Palestinian Arab, Briton and German, leave at least 11 fighters dead in Toyota convoy of death.

Instead of admitting attempt to commandeer army and isolate Sunni majority, ex-premier says 'it's a conspiracy to deny conspiracy.'

One year later, ISIS recalls capture of Mosul when US-trained Iraqi troops fled in a lavish propaganda film.

450 more US personnel will join 3,100 military advisers already in Iraq; Republicans slam Obama for 'tactical' moves without strategy.

President Obama approves the deployment of 450 more American military trainers to Iraq as fight against ISIS continues.

In response to endless massacres and mass rapes by ISIS and other jihadists, Yazidi militias strike Sunni villages in Iraq.

Pentagon spokesman reveals new plans to train more Iraqi forces and Sunni tribal fighters are being finalized.

Terrorists launch attack during council meeting, leaving civilians and police dead; attack exactly one year after ISIS launched offensive.

Iraqi forces advance against ISIS in Baiji as they try to retake the strategic town for a second time.

Former Iraqi foreign minister Tareq Aziz dies in hospital after years of poor health as a convicted prisoner.

Influential tribal sheikhs announce allegiance to ISIS and express enmity to Shi'ite-run government, as sectarian tensions continue to boil.

Iraqi security forces use anti-tank missiles to repel suicide bombers driving vehicles packed with explosives, including a bulldozer.

General John Allen notes ISIS is a 'global threat' that has wreaked havoc on the Middle East; fight 'will be a long campaign.'

US Deputy Secretary of State dismisses criticism of air campaign, insists 'significant progress' has been made in fight against ISIS.

Commander Jassem Nouri was fighting ISIS alongside Hezbollah in Ramadi takeover.

American national believed to be one of dozens of ISIS commanders killed in response to brutal execution of Iraqi soldier.

Iraqi security forces lost 2,300 Humvee vehicles when ISIS overran Mosul, Prime Minister Haider al-Abadi reveals.

In gruesome reenactment of ISIS burning of Jordanian pilot, Sunni man accused of belonging to ISIS burned by Iraqi militias.

ISIS claims responsibility for car bombings at two upscale Baghdad hotels that killed at least nine people.

Car bombs rip through upscale hotels in center of Iraqi capital, leaving at least 9 dead and dozens others wounded.

Car bombs explode near two of the Iraqi capital's most high-profile hotels, killing at least three people and wounding 13.

Remains of nearly 500 people, believed to have been executed by ISIS during Speicher massacre in Tikrit, exhumed Wednesday.

The fusion of Nazism and Arab nationalism in the Middle East spelled unimaginable horror for Iraq's ancient Jewish community.

Influential Shi'ite cleric says codename for operation against ISIS in Anbar could paint already-sectarian war...as a sectarian war.

Shia Islamist militias inflame tensions by using Shia slogan for operation to oust ISIS from majority-Sunni Anbar Province.

Iraqi forces try to tighten noose on capital of largest province which fell to ISIS, full scale assault within days.

Aid group says Iraq is forcing people from Anbar province, where Ramadi recently fell to ISIS, to return to the battle zones.

Soldiers reveal 'will to fight' isn't Iraqi army's only problems, as lack of supplies and leadership highlight benefits of Shi'ite forces.
