Karl Muck (October 22, 1859 – March 3, 1940) was a Hessian-born conductor of classical music. He based his activities principally in Europe and mostly in opera. His American career comprised two stints at the Boston Symphony Orchestra (BSO). Muck endured a trial by media in 1917, after Providence Journal editor John R. Rathom falsely accused him of knowingly refusing a request to have the BSO play the Star Spangled Banner following American entry into World War I. Although Muck was a citizen of neutral Switzerland, he was arrested based on Rathom's accusation and incarcerated as an enemy alien