History of New York City (1784–1854) surged far beyond its rivals, reaching a population of 1,080,000 in 1860, compared to 566,000 in Philadelphia, 212,000 in Baltimore and 178,000 in Boston. Historian Robert Albion identifies four aggressive moves by New York entrepreneurs and politicians that helped it jump to the top of American cities. Of greatest importance, it sponsored the Erie Canal which began operations in 1825, forming a continuous water route from New York north to Albany via the Hudson River, then west to Buffalo using the new canal to reach the Great Lakes. It opened a large new market in upstate New York and the
Canal Age Mohawk and Lake Ontario), but the company proved that private financing was insufficient. George Washington led a partly enduring effort to turn the Potomac River into a navigable link to the west, sinking substantial energy and capital into the Patowmack Canal from 1785 until his death fourteen years later. By 1788 Washington's Potomac Company was successful in constructing five locks which took boats past the Potomac Great Falls. The Chesapeake and Ohio Canal superseded the Potomac Canal in 1823. Christopher Colles (who was familiar with the Bridgewater Canal) surveyed the Mohawk Valley, and made a presentation to the New York