arly in this compelling account of the tangled relationship between liberty and slavery, Edward J. Larson, a professor of history at Pepperdine University, cites the chaotic 1770 riot known as the Boston Massacre. Six Bostonians protesting import duties were shot dead by British soldiers, who later went on trial for murder. The killings became a rallying cry for American patriots who viewed the incident as proof of the Crown’s determination to “enslave” freeborn, white Americans by depriving them of their liberties. The soldiers were defended by the young John Adams, an antislavery patriot who nonetheless argued in court that the soldiers had been provoked by one of the dead men, a mixed-race
