In McNamara's admission, the United States tried to achieve a military outcome in Vietnam without a political foundation.
"It is exactly the situation in Iraq today,"
Yup, exactly, you've hit the nail right on the head. We've never considered the politics, elections, security or infrastructure of Iraq during all of this - it's exactly like Vietnam, complete with thick jungles and hey, Iraq actually borders Cambodia too, I hadn't noticed that.
ROFL. Good one.