David Neagle

David Butler Neagle (October 10, 1847—November 28, 1925) was a Deputy U.S. Marshal who, while guarding Associate Supreme Court Justice Stephen J. Field, killed former California Chief Justice David S. Terry when he assaulted Field. Neagle was arrested by the county sheriff and charged with murder. Insisting he was acting within his capacity as a federal marshal, his case went to the U.S. Supreme Court, which in In re Neagle affirmed the executive branch's right to protect judges and the supremacy of federal law over state law.

David Neagle

David Butler Neagle (October 10, 1847—November 28, 1925) was a Deputy U.S. Marshal who, while guarding Associate Supreme Court Justice Stephen J. Field, killed former California Chief Justice David S. Terry when he assaulted Field. Neagle was arrested by the county sheriff and charged with murder. Insisting he was acting within his capacity as a federal marshal, his case went to the U.S. Supreme Court, which in In re Neagle affirmed the executive branch's right to protect judges and the supremacy of federal law over state law.