Lat/Long: 39.0000, -75.6667
One of the original thirteen colonies, Delaware ratified the U.S. Constitution on December 7, 1787, becoming the first state in the Union. It remained a slave state through the Civil War but stayed loyal to the Union. Its capital is Dover.
Thomas H. Johnson, Oxford Companion to American History (New York: Oxford University Press, 1966), 206; John A. Munroe, History of Delaware, 5th ed. (Newark: University of Delaware Press, 2006), 80; J. Thomas Scharf, History of Delaware, 1608-1888, 2 vols. (Philadelphia: L. J. Richards, 1888), 1:2; Harold Bell Hancock, Delaware in the Civil War: A Political History (Wilmington: Historical Society of Delaware, 1961), 1-179.