A Nerve Center for the Right Wing Rises in Washington

In the lobby of the grand Biltmore Hotel in Coral Gables, Fla., where a sprawling new force in Washington’s right-wing ecosystem, the Conservative Partnership Institute, was holding its winter conference, the former Trump legal adviser Cleta Mitchell was exultant.

“Did you hear the ‘War Room’ today? Bannon was on fire!” she said to a friend. She was referring to the podcast hosted by Stephen K. Bannon, the former Trump White House senior adviser who had been condemning Republican senators for supporting billions of dollars in aid to Ukraine and Israel earlier that day.

Ms. Mitchell was among some 150 conservative donors and activists who gathered in Coral Gables earlier this month to celebrate the ascendancy of a group that has become a well-paying sinecure for Trump allies and an incubator for the policies the former president could pursue if elected. The participants toted gift bags in the warm sunshine and swapped golf clothes for business attire at a dinner where they applauded as two Black speakers — Ben Carson, the former secretary of Housing and Urban Development, and Representative Byron Donalds of Florida — extolled conservative values while condemning the racial identity politics of the left.

The group’s top executive, Jim DeMint, the former U.S. senator from South Carolina, was there, as was Mark Meadows, President Donald J. Trump’s former chief of staff, who is paid $847,000 annually as the organization’s senior adviser. More than a dozen members of the House Freedom Caucus also turned up, as did Mollie Hemingway, the editor in chief of the right-wing journalism website The Federalist, whose parent company C.P.I. helps underwrite.

The message at the conference was “taking on the Swamp” from a nonprofit with a $36