The Guardian reports Donald Trump’s Muslim Ban Proposal Throws Republican Party Into Chaos Republican presidential candidate Donald Trump was disowned by his own party’s top leadership on Tuesday and faced calls to drop his White House bid as the world reacted with outrage to his plan for a ban on Muslims entering the United States. The billionaire frontrunner’s plan tipped the Republican presidential race into chaos, with party leaders from the chairman of the Republican National Committee to former US vice-president Dick Cheney condemning the idea as “un-Americanâ€. Trump toured the US television studios in unrepentant form, unmoved by the gale of criticism that followed his speech aboard an aircraft carrier on Monday evening.