On this date in 1675, Puritan colonists’ hanging of three Wampanoag Indians helped trigger a brutal bout of ethnic cleansing, King Philip’s War. The condemned men’s victim, Wassausmon — known by his Christian, Anglicized name of John Sassamon — was a converted Massachuseuk, briefly a Harvard attendee (1653)*, and eventually a translator for several tribes when dealing with the early settlers. Sassamon fought on the colonists’ side during the Pequot War, which has graced these pages before, and was generally seen as very sympathetic to the colonial cause, at one point becoming a schoolmaster at the inception of the towns...