A Northerner who was supposed to be a Southern sympathizer during the Civil War. (See quotation, 1885.)

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1863.  The more malignant Copperheads of this state.—New York Tribune, Jan. 12. (N.E.D.)

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1863.  The Copperhead Editors, who blow so much, ought to go South in ropes.—Rocky Mountain News (Denver), April 9.

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1863.  It has also been alleged, but it has never been denied, that the treason of Copperheads manifests itself in a pretended loyalty to the Government, while all their sympathy is transferred to the South to aid and comfort the rebellion.—Harper’s Weekly, vii. p. 596/1 (Sept. 19).

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1863.  

        A political huckster and higgler;
    Says he, I’m not dead;
    As a live Copperhead
I’m a squirmulous vermiform wriggler.
Rhymes published by F. Leypoldt, New York.    

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1864.  The Tories in England and the Copperheads in this country talk of the war in exactly the same strain. It is “horrid,” “fratricidal,” “wicked,” “infamous.”—Harper’s Weekly, viii. p. 228/3 (April 9).

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1885.  Many persons stigmatized as “Copperheads,” during the war were really opposed to the Rebellion.—Admiral D. D. Porter, ‘Incidents of the Civil War,’ p. 205.

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