Well what about 2008? Obama in some areas got 100% of the vote and GOP got zero. that's statistically speaking, impossible.
Dems have been dems all along AFAIK.
GOP was the former Whigs party that failed and came back as republican.
before about 1820's there weren't any parties. But by 1840's-1850's they developed and took over. Presidential ambition by Shenkman
Great Video: JFK to 9/11 a rich mans trick