History doesn’t typically link art to politics. But when a masterpiece becomes the protagonist of a story, art transcends prescribed movements, canvas, and paint, and the circumstances of its creation and provenance. In her new book, Cynthia Saltzman traces a High Renaissance work—Paolo Veronese’s The Wedding Feast at Cana—from its inception to its role in the rise of the French Republic, uncovering it as a symbol of victory and cultural entitlement . . . She uses art, sometimes a single masterpiece, as a springboard to examine the time, place, and the people it touched and motivated . . . In Ms. Saltzman’s fresh perspective, Napoleon, the quick-thinking tactician, had a driving ambition to ‘prove himself an intellectual and a scientist’ . . . In the spare details Ms. Saltzman chooses, the characters come alive . . . Gripping narrative..