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ORIGINS of ISIS
The group was founded in 1999 by Abu Musab al-Zarqawi under the name Jamāʻat al-Tawḥīd wa-al-Jihād, "The Organization of Monotheism and Jihad" (JTJ) -
Abu Ayyub al-Masri announces creation of Islamic State
AQI leader Abu Ayyub al-Masri announces the creation of Islamic state and says that they will politicize AQI's activities. -
ISIS makes first significant territorial gain
The Islamic State made its first significant territorial gain in Iraq when militants captured the city of Fallujah in January 2014, signaling its increasing capability. -
ISIL releases video
ISIL released a third video showing journalist John Cantlie, showing Cantlie in an orange prison uniform. The scripted video criticizes US president Barack Obama's strategy of using airstrikes to defeat ISIL. -
ISIL beheads American hostage
ISIL released a video showing a beheaded American hostage, Peter Kassig, and the beheading of 15 Syrian Army prisoners. -
Isis kills female American hostage
Kayla Mueller was killed in the Jordanian airstrike on Ar-Raqqah and it was video taped. Experts believe it was stratigically timed to drive a wedge between the US and Jordan by blaming her death on Jordanian airstrikes even though Isis was the killer,
