Amistad is based on the 1839 story of Sierra Leone tribesmen, kidnapped as slaves, who staged a mutiny. The mutineers ordered the crew to return them to Africa, but the navigator instead sailed to New England. Importing slaves had been illegal since…

In 1778, when the British built a defensive line of earthworks to protect Newport from the besieging American troops, the Battery at Green End stood near the southern end of that line. A sinuous mound of earth and a grassy open area with a steep…