Violence has plummeted and US forces are pulling back, but the year ahead will test the staying power of gains throughout the country.
Gen. David Petraeus, who handed over command on Tuesday to Gen. Raymond Odierno, will lead US Central Command.
The evidence is seen in late-afternoon strolls in the park, meetings with long-missed friends, relief over an improved economy.
Details from a secret meeting between top Iranian and Iraqi officials signal Iran's aim to 'stop arming' militias.
The 104-acre, 21-building enclave was cleared for occupancy recently and will open next month.
The summit of Arab neighbors Tuesday is the third attempt to gain more support for Iraq's reconstruction from Sunni states. Baghdad's crackdown on Shiite militias may help.
In an interview, a member of the Islamic Army of Iraq speaks of his group's long-term goals.