The facts were indisputable: President Trump had lost.

But Trump refused to see it that way. Sequestered in the White House and brooding out of public view after his election defeat, rageful and at times delirious in a torrent of private conversations, Trump was, in the telling of one close adviser, like “Mad King George, muttering, ‘I won. I won. I won.’ ”

However cleareyed Trump’s aides may have been about his loss to President-elect Joe Biden, many of them nonetheless indulged their boss and encouraged him to keep fighting with legal appeals. They were “happy to scratch his itch,” this adviser said. “If he thinks he won, it’s like, ‘Shh . . . we won’t tell him.’ ”

Trump campaign pollster John McLaughlin, for instance, discussed with Trump a poll he had conducted after the election that showed Trump with a positive approval rating, a plurality of the country who thought the media had been “unfair and biased against him” and a majority of voters who believed their lives were better than four years earlier, according to two people familiar with the conversation, who […]