The U.S. Marshals Service, established in 1789, pursued counterfeiters, until 1865 when:

In 1865, the U.S. Secret Service was established to address widespread counterfeiting of U.S. currency. It took over the federal government’s work of preventing counterfeiting, which had previously involved the U.S. Marshals Service. Therefore, the correct choice is “the newly established Secret Service took over preventing counterfeiting.”

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