"I would many times over liberate Iraq again from Saddam Hussein," Rice said. "I think he was a danger to the Middle East."
However, she suggested the U.S. government failed to understand "how broken Iraq was as a society" and should have focused its rebuilding efforts outside of Baghdad, the capital.
"We tried to rebuild Iraq from Baghdad out, and we really should have rebuilt Iraq from outside Baghdad in," she said.
"We should have worked with the tribes, worked in the provinces," she said, adding that smaller projects should have been favored over big ones.
"That's something that in retrospect that we finally got right" several years after the 2003 invasion. "And it's one reason I think Iraq has a chance."