The DC Appeals Court is not insane Finally we have some clarity on a subject that anyone with common sense could have said was obvious since the moment the constitution was ratified: A federal appeals court on Tuesday rejected former President Donald J. Trump’s claim that he was immune to charges of plotting to subvert the results of the 2020 election, ruling that he must go to trial on a criminal indictment accusing him of seeking to overturn his loss to President Biden. The unanimous ruling by a three-judge panel of the U.S. Court of Appeals for the District of Columbia Circuit handed Mr. Trump a significant defeat, but was unlikely to be the final word on his claims of executive immunity. Mr. Trump, who is on a path to locking up the Republican presidential nomination, is expected to continue his appeal to the Supreme Court. Still, the panel’s 57-page ruling signaled an important moment in American jurisprudence, answering a question that had never been addressed by an appeals court: Can former presidents escape being held accountable by the criminal justice system for things they did while in office? Read the ruling by a federal appeals panel rejecting former President Donald J. Trump’s claim of absolute immunity. The question is novel because no former president until Mr. Trump had been indicted, so there was never an opportunity for a defendant to make — and courts to consider — the sweeping claim of executive immunity that he put forward. The panel, composed of two judges…