On June 3, 1804, Richard Cobden was born. Nicknamed the "Apostle of Free Trade," he spearheaded the campaign against the protectionist English Corn Laws, leading to their repeal in 1846, which then spread to the liberalization of trade throughout much of Europe. His role was so great that it has been said the free market owes its existence to him. Cobden saw that free trade was the key to material prosperity, as evidenced by England's economic growth and rise to world leadership in virtually all aspects of trade—finance, insurance, shipping, etc.—after the Corn Law repeal. But more than prosperity, Cobden...