Obama_Iraq_4_09

US President Barack Obama greets troops during a visit on April 7, 2009, to Camp Victory in Baghdad, Iraq.US President Barack Obama said on a surprise visit to Iraq on Tuesday that the next 18 months could be “critical” and told the war-torn country that it would soon have to look after itself. Obama, who has called for an end to US combat operations in Iraq by August next year, flew in to Baghdad aboard Air Force One on his first trip since taking office three months ago