At the beginning of the nineteenth century, New York City was an undistinguished town, competing with Philadelphia and Boston to be America's dominant port city. Just two generations later, it had built itself into the country's powerhouse center of trade and finance, rivaled only by London as financial capital of the world. In Capital City, Thomas Kessner tells the story of this remarkable transformation. With the advantages of its famous harbor and the opening of the Erie Canal in 1825, New York became the chief commercial center for the growing nation. As the shipping industry prospered, capital accumulated, and a growing banking center emerged, New York went on to finance the Union cause during the Civil War, open the West to development, and consolidate the national railroad system. The city's energy and opportunity attracted ambitious men from all over the country whose names became synonymous with big business: Vanderbilt, Carnegie, Rockefeller, and Morgan. New York's banks...