An appeals court ruled against the Trump administration and blocked the construction of the White House ballroom on the basis that it was not properly approved. President Donald Trump has urged the speedy construction of the ballroom after the alleged attempt on his life at the White House Correspondents' Dinner in April. If the court does not intervene, above-ground construction at the White House would need to stop. RELATED: Liz Warren launches investigation into Trump's White House ballroom — the backlash is hilariousThe president has argued that security concerns necessitated the construction of the ballroom with increased law enforcement features. "From the beginning, our position has been clear and consistent: The law states that only Congress can authorize the construction of a ballroom at the White House."