The New York Times reports:

Knute Buehler, who led Oregon’s Republican ticket as the candidate for governor in 2018, watched with growing alarm in recent weeks as Republicans around the nation challenged the reliability of the presidential election results.

Then he watched the Jan. 6 siege at the United States Capitol in horror. And then, to his astonishment, Republican Party officials in his own state embraced the conspiracy theory that the attack was actually a left-wing “false flag” plot to frame Trump supporters.

The night after his party’s leadership passed a formal resolution promoting the false flag theory, Mr. Buehler cracked open a local microbrew and filed to change his registration from Republican to independent. “It was very painful,” he said.

His unhappy exit highlighted one facet of the upheaval now underway in the G.O.P.: It has become a leaderless party, with veterans like Mr. Buehler stepping away, luminaries like Senator Rob Portman of Ohio retiring, far-right extremists like Representative Marjorie Taylor Greene of Georgia building a brand on a web of dangerous conspiracy theories, and pro-Trump Republicans at war with other conservatives who want to look beyond the former president to the future.

With no dominant leader other than the deplatformed one-term president, a radical right movement that became emboldened under President Donald J. Trump has been maneuvering for more power, and ascending in different states and congressional districts. More moderate Republicans feel increasingly under attack, but so far have made little progress in galvanizing voters, donors or new recruits for office to push back against extremism. [Continue reading…]