KEY POINTS
  • Republican megadonor Robert Mercer was one of President Trump's biggest backers in 2016.
  • Yet people close to Mercer say he's "disappeared" and he's no longer playing as big a role in supporting the Republican Party as he used to.
  • "He's out," said a former associate of Mercer. "He's not going to play any major role going forward."
Robert Mercer playing poker in 2012.

Republican megadonor and former Breitbart News investor Robert Mercer has all but vanished from the political donor scene after being one of President Donald Trump's leading supporters during his run for president in 2016.

Donors, strategists and Trump allies, who spoke on the condition of anonymity to speak openly about the situation, said the conservative financier has retreated from leading the way in financially backing the president's agenda.