There were numerous high-sounding goals—freedom, democracy, reconstruction, security—but no coherent strategy for dealing with the insurgency. The change came in 2007. Having just written the Army/Marine Corps Counterinsurgency Field Manual, General David Petraeus was sent to Iraq, along with five additional brigades of troops. But more than the extra soldiers, Petraeus was armed with an actual strategy. His idea was that one could combat an insurgency as long as the large preponderance of civilians supported a legitimate government. The trick was to shift the military’s focus from making
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