Eighteen days of protests in Egypt in 2011 electrified the world. But more than twice that many days of protest in Iraq have gone almost unnoticed in the United States. Iraqi army troops killed five Sunni protesters in Fallujah on Jan. 25, after a month of anti-government protests in Anbar, Nineveh and Salahuddin provinces and elsewhere for which thousands turned out. Al-Qaeda in Iraq and Iranian-backed Shiite militias are re-mobilizing. Iraq teeters on the brink of renewed insurgency and, potentially, civil war.

This crisis matters for America. U.S. vital interests that have been undermined over the past year include preventing Iraq from becoming a haven for al-Qaeda and destabilizing the region by becoming a security vacuum or a dictatorship that inflames sectarian civil war; containing Iranian influence in the region; and ensuring the free flow of oil to the global market.

While tensions have risen over the past two years, the triggers for recent eruptions are clear. Prime Minister Nouri al-Maliki, a Shiite, had the bodyguards of Finance Minister Rafie al-Issawi, who is Sunni, arrested for alleged terrorist activities on Dec. 20 — almost exactly one year after he ordered the arrest of Sunni Vice President Tariq al-Hashimi’ssecurity detail. Hashimi fled to Turkey and is unlikely to return soon to Iraq, where he was sentenced to death after Maliki demanded his trial in absentia for murder and financing terrorism.

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