Iraq's economy depends on its oil production. The country produces 3.3 million barrels per day and has the world's fourth largest oil reserves. According to OPEC, it has reserves of more than 140 billion barrels in oil fields in the north east and south east of the country.
Militants from a group called the Islamic State in Iraq and Syria, or ISIS, are waging an offensive that have seen vast swaths of northern Iraq fall out of government hands. ISIS, an al Qaeda splinter group, wants to establish a caliphate, or Islamic state, that would stretch from Iraq into northern Syria.
Extremist militants have overrun Mosul, Iraq's second-largest city. In recent weeks, they've wrested control of Iraqi cities like Falluja and parts of Ramadi from authorities, just as they've done with Syrian towns over the border.
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Map data supplied by Platts, a provider of energy, metals and petrochemicals information.