It's Lincoln's party and he'll cry if he wants to. We trace the evolution of America's major political parties to understand how they've changed since Honest Abe was the Republican standard-bearer. And if he were running for election in 2028, which party would he belong to?

GUEST: Julian Zelizer, New York Times best-selling author and Professor of History and Public Affairs at Princeton University. He publishes a Substack newsletter called The Long View. Check out his book: In Defense of Partisanship.