If liberals voted at the same rate as conservatives, Hillary Clinton would be president. Even with Donald Trump’s working-class appeal, Clinton could have swept Michigan, Wisconsin and Pennsylvania.

If liberals voted at the same rate as conservatives, Democrats would control the Senate. Clinton or Barack Obama could then have filled the recent Supreme Court vacancy, and that justice would hold the tiebreaking vote on campaign finance, labor unions and other issues.

If liberals voted at the same rate as conservatives, the country would be doing more to address the two defining issues of our time — climate change and stagnant middle-class living standards. Instead, Trump is making both worse.

On Tuesday, the northern suburbs of Atlanta will hold the country’s most significant election since Trump’s victory. It’s a special election in a conservative-leaning district once represented by Newt Gingrich and until recently by Tom Price, an architect of a health care plan that would take insurance from millions.