Just days after the officially nonpartisan nonprofit organizing group Freedom 250 announced a “first wave” of performers for the U.S. Semiquincentennial concert series in Washington, D.C., more than half of the acts announced they are pulling out because the event is politically charged. Freedom 250, which President Donald Trump has vocally backed, announced on Wednesday nine musical performances for “The Great American State Fair,” one of many events which the Trump Administration has touted for celebrations of the country’s 250th anniversary on July 4 of the signing of the Declaration of Independence. But a wave of performers have withdrawn in recent days. TIME has reached out to Freedom 250 for comment. It’s not the first time Trump has caused backlash from the artistic community. Several artists, including Sabrina Carpenter , have previously pushed back against the Administration’s use of their songs to advance its political agenda on social media. Who’s out?…