power, between strict construction of the US Constitution and loose construction. The Missouri Crisis in 1820 made the explosive political conflict between slave and free soil open and explicit. Only through the adroit handling of the legislation by Speaker of the House Henry Clay was a settlement reached and disunion avoided. With the decline in political consensus, it became imperative to revive Jeffersonian principles on the basis of Southern exceptionalism. The agrarian alliance, North and South, would be revived to form Jacksonian Nationalism and the rise of the modern Democratic Party. The interlude of the Era of Good Feelings was at an end. References Bibliography Cited in , cited in American Historical Review, LXV (January 1960), pp. 288–301. Further reading George Dangerfield. The Era of Good Feelings (1952). George Dangerfield. The Awakening of American Nationalism: 1815–1828 (1965). Howe, Daniel Walker. What Hath God Wrought: The Transformation of America, 1815–1848 (2008). Jenkins, Jeffery A., and Charles Stewart III. "Committee Assignments as Side Payments: The Interplay of Leadership and Committee Development in the Era of Good Feelings." Annual meeting of the Midwest Political Science Association 1998. online Kaplan, Lawrence S. "Jefferson as Anglophile: Sagacity or Senility in the Era of Good Feelings?" Diplomatic History 16.3 (1992): 487–494. Phillips, Kim T. "Democrats of the Old School in the Era of Good Feelings." Pennsylvania Magazine of History and Biography 95.3 (1971): 363–382. online Silbey, Joel H. "The Incomplete World of American Politics, 1815–1829: Presidents, Parties and Politics in 'The Era of Good Feelings'." Congress & the Presidency: A Journal of Capital Studies 11#1 (1984) 1–17. Sprague, Stuart Seely. "Town Making in the Era of Good Feelings: Kentucky 1814–1820." Register of the Kentucky Historical Society 72.4 (1974): 337–341. online Primary sources text of Benjamin Russell editorial Eras of United States history 1810s in the United States 1820s in the United States Presidency of James Monroe Political history of the United States