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Iraqi security forces and civilians gather at the scene of a bomb in Kadhimiyah district, Baghdad, Iraq, Sunday, July 24, 2016. A suicide bomber attacked a security check point in northern Baghdad on Sunday, killing and wounding people, Iraqi officials said. (AP Photo/Ali Abdul Hassan)

Iraq War

January 1, 1970

President Obama announced on Oct. 21 that the United States is pulling all its troop from Iraq by the end of the year. (ABC News)