The bombing in Syria is based on a flawed strategy – just as Operation Rolling Thunder was during the Vietnam War. But will world leaders learn the lessons of history?
Errol Morris's new series is not a traditional documentary, but it's doggedly committed to discovering what happened to Frank Olson.
Walt Rostow argued communism was incompatible with economic development and was influential in persuading Presidents Kennedy and Johnson to get more involved in Vietnam.
Fifty years ago Lyndon Johnson made the decision to Americanize the conflict in Vietnam. Why?