 Mosbacher also anchored fundraising efforts for Bush Cheney '04, John McCain 2008, George W. Bush for President, John Ashcroft 2000, John McCain 2008, and McCain-Palin Victory 2008.Other American politicians she has fundraised for include Fred Thompson, Dick Lugar, Rudy Giuliani, Roy Blunt, Mitt Romney, and David Dreier.On February 12, 2018 President Donald Trump nominated her for a position of United States Ambassador to Poland to replace Paul W. Jones.