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Partisan Polarization in Congress and the Historical Shift in the Bases of U.S. Political Parties The Polarization of the American Party System, 1960-early 1980s II. The Regional Shift of the American Political Parties III. The Republican Presidential Majority
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Partisan Polarization in Congress and the • Historical Shift in the Bases of U.S. Political Parties • The Polarization of the American Party System, 1960-early 1980s • II. The Regional Shift of the American Political Parties • III. The Republican Presidential Majority • IV. The Rise and Fall of Split-level Dealignment • V. The Polarization of Congress
Map 3: 1945-46 House of Representatives by Party (79th Congress)
Map 6: 1968 Electoral College Results Black = Democrat Humphrey White = Republican Nixon Gray = Independent Wallace
Map 7: 2004 Electoral College Results Gray= Democrat Kerry White=Republican Bush Source: http://www-personal.umich.edu/~mejn/election/
Maps 3 + 8: Comparison of Democratic Majorities of 1945-46 and 1985-86 (79th and 99th Congresses) Map 8 Map 4
Maps 8 + 9: Comparison of the 1985-86 and 1997-98 Congresses (99th and 105th) Map 9: Republican Majority Map 8: Democratic Majority
Maps 9 + 10: The Different Republican Majorities 1997-8 and 1953-54 Map10: 83rd House Map 9: 105th House
Graph 5: Number of Unanimous Votes by One Party against a Majority of the Other in each House of Congress, 1960-2005 Source: Congressional Quarterly Almanac, 2005
Map 11: House Seats Turning from Republican to Democratic in 2006 Dark blue = 3-5 Democratic seats gained Light blue = 1-2 Democratic seats gained Source: http://en.wikipedia.org/wiki/Elections_in_the_United_States