The Supreme Court Just Helped Save American Democracy From Trumpism

To understand both the Trump-led Republican effort to overturn the 2020 election and the lingering Republican bitterness surrounding that contest, it’s important to remember that the G.O.P.’s attack on American democracy had two aspects: a conspiracy theory and a coup theory. On Tuesday, the Supreme Court dealt a blow to both. In a case called Moore v. Harper, the court rejected the “independent state legislature” doctrine, reaffirmed the soundness of the 2020 election and secured the integrity of elections to come.

First, a bit of background. The effort to steal...