On Jan. 20, 2017 it was almost an article of faith for many Democrats and not a few Republicans that it would only be a matter of time before the Trump presidency ended in an indictment or an impeachment.

But despite the Russia investigation by Special Counsel Robert Mueller, despite the unrelenting fury of the princes of the op-ed pages, despite President Trump’s hiring of staff he was forced to fire, and despite his much-criticized tweets, the president is still in charge at the White House. And he appears to be wearing down all but his severest critics.

In addition, the president is racking up enough of the legislative and policy wins that hit voters in the deepest parts of their pockets to make a re-election bid in 2020 look realizable.

The first crack in the wall of Trump denial came in mid-December, when Ross Douthat’s New York Times column, headlined “A War Trump Won,” pointed out that the ISIS caliphate had been shrunk to an insignificant size without sinking the United States into another Middle East war.

Douthat’s observation was followed by never-Trumper and fellow columnist Bret Stephens’ insistence that, despite the collapse of ISIS and other achievements, President Trump must remain beyond the pale because he lacks “character.” ...