The years when she brought delight, desire and disgust to Shakespeare came after the Spanish Armada of 1588 and before the Gunpowder Plot of 1605, a long, unsettled period of theatre, music, warfare and brutal death. Those years were dramatically rich. Shakespeare wrote plays including Romeo & Juliet, Twelfth Night, and King Lear. And he met the 'Dark Lady'. She was musical, alluring, married and faithless. Shakespeare never identified her. Scholars...