What's the difference between an FBI agent and a US Marshal?

The primary distinction between an FBI agent and a U.S. Marshal lies in their jurisdiction and responsibilities. The Federal Bureau of Investigation (FBI) operates not only within the United States but also has a presence in approximately 50 countries worldwide, focusing on a broad range of federal crimes, including terrorism, cybercrime, and organized crime. In contrast, U.S. Marshals are specifically tasked with law enforcement duties within the United States, primarily focusing on apprehending fugitives, managing and transporting federal prisoners, and executing federal court orders. Furthermore, the U.S. Marshals Service operates under the Department of Justice and reports directly to the Attorney General, with a structured hierarchy that includes a director and a deputy director. U.S. Marshals typically report to the deputy director, who provides them with operational guidance. This delineation of roles highlights the FBI's broader investigative scope compared to the U.S. Marshals' focused enforcement duties within the domestic legal framework.