It's always easy to confuse the most-recent election as they most important and a bellwether for the next big thing in politics. And there's no question the the GOP has a ton of momentum after winning a majority in the Senate and making gains in the House of Representatives and state houses and legislatures around the country.
But the long-term trends strongly suggest that this recent uptick in the GOP's favor is only a temporary reprieve in the long, slow decline of both parties. Voter identification with both Democrats and Republicans is way down from a few decades ago and political independents are on the rise. That's especially true among voters below the age of 30. What's going on?