29 Dec. Washington Post Op-Ed - Three Lessons From Vietnam by Dale Andrade.

It's not uncommon these days to hear talk of "lessons" learned in Vietnam and their application to current U.S. conflicts. Unfortunately, most observers have ignored the uniqueness of the Vietnam War, picking and choosing the lessons learned there with little regard for their application to the present.

This is particularly true with the current buzz over the "clear and hold" concept...

Stripped to essentials, there are three basic lessons from the war. All must be employed by any counterinsurgency effort, no matter what shape it takes.

First, there must be a unified structure that combines military and civilian pacification efforts. In Vietnam that organization was called CORDS, for Civil Operations and Rural Development Support...

The second lesson involves attacking the enemy's center of gravity. An insurgency thrives only if it can maintain a permanent presence among the population, which in Vietnam was called the Viet Cong infrastructure, or VCI. This covert presence used carrot and stick -- promises of reform and threats of violence -- to take control of large chunks of the countryside...

Finally, it is crucial to form militias in order to raise the staff necessary to maintain a permanent government presence in dangerous areas. This is the only way "clear and hold" has any hope of working....

In the end America failed in Vietnam, and it is difficult to convince the public or policymakers that there is anything to learn from a losing effort. But the U.S. military did make important headway in pacification, and it would be foolish to let that experience slip away....