Samuel Comstock knew he was born to do some great thing, but his only legacy was a reign of terror. Two years out of Nantucket on a whaling voyage in 1824, he organized a mutiny and murdered the officers of the Globe . It was a premeditated act; in his sea chest Comstock carried the seeds, tools, and weapons with which he would found his own island kingdom. He had often described these plans to one of his brothers, William. But the chief witness and...