Donald Trump has clinched the Republican party presidential nomination, and some political pundits wonder if his nomination represents a watershed for the GOP. On this episode of BackStory, we unpack the origins, evolution, and reinvention of the Grand Old Party. From its birth in 1854 by anti-slavery activists in the North, to the party of small government and low taxes, we look at how theRepublican party has reinvented itself at various points in its history.

Learn more about your ad choices. Visit megaphone.fm/adchoices