InvestmentsTop Global NewsMarketsReal Estate Overhaul Fannie and Freddie or we will act, Trump administration tells Congress By financialnews_rlv83x - September 10, 2019 0 130 The Trump administration will pursue the reform of mortgage giants Fannie Mae and Freddie Mac , the guarantors of over half the nation’s mortgages, if Congress fails to act, officials told Congress on Tuesday.