18 mayo 1861 año - Pinkerton / Civil War

Descripción:

In 1861, Allan Pinkerton worked for the Union during the Civil War, Pinkerton, under the name E.J. Allen, headed an organization whose purpose was to obtain military information in the Southern states.

Reference:
Allan Pinkerton. (2018, August 21). Retrieved from https://www.britannica.com/biography/Allan-Pinkerton

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