Third plenums are ordinarily the quiet part of Vietnam’s political calendar. Between its five-yearly congresses, the Communist Party of Vietnam governs through numbered plenums of its Central Committee (CC): the first two settle personnel decisions, and the third, six months on, usually does no more than ratify the term’s work programme. This time, the third plenum of the 14th CC, held from July 20 to 24, did more. It set out the next phase of the country’s most sweeping administrative overhaul...