The 2018 midterm election dramatically shifted the balance of power in the House of Representatives, from Republican to Democratic control. Many expected that, given President Trump’s relatively low approval rating. Historically, that had meant the president’s party would lose many House races. Pre-election polling largely confirmed the likely Democratic takeover.
But here’s what we haven’t yet known: Which groups supported the Democrats in this election? How do these patterns compare to previous elections?
Below, you can see five charts that help to explain what happened. CONT.
Brian F. Schaffner (Tufts), Monkey Cage