For centuries, rumors have circulated in England that Lord Protector Oliver Cromwell did not die of natural causes. Now, in a fascinating book that reads like a historical whodunit, we have a motive, a means, a murderer (complete with his own deathbed confession), and a supporting cast that includes John Milton and Andrew Marvell. Almost from the moment of Cromwell's death in 1658, some writers and biographers dismissed suspicions of foul play. In a wide-ranging investigation that draws upon the