Former President Donald Trump’s mounting legal bills are threatening the Republican Party’s ability to fundraise ahead of a pivotal presidential election. The Washington Post reports that the Republican National Committee (RNC) is already starting to fret about its finances given that it’s trailing the Democratic National Committee (DNC) in fundraising by an almost three-to-one margin. The DNC has roughly $25 million in cash on hand, compared to the RNC’s $8.7 million. And between President Joe Biden’s campaign and the Trump campaign, the difference looms even larger: Biden had more than $56 m…