National Quarantine Act


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In April 1878, Congress passed the National Quarantine Act, signed into law by President Rutherford B. Hayes. Its purpose was to prevent the introduction of infectious diseases into the United States from foreign ports. The act was passed largely in response to a yellow fever epidemic that had broken out in the Caribbean earlier that year. To flee the disease, thousands of immigrants, particularly Cubans, tried to enter the United States through New Orleans. The National Quarantine Act...