Underground Railroad (1 mar 1810 año – 1 jul 1850 año)

Descripción:

... was a network of routes, paces, and people that helped enslaved people in the American South escape to the North.
Formally enslaved people, abolitiononist and others supported that network in different roles. One prominet supporter was Harriet Tubman.

https://education.nationalgeographic.org/resource/underground-railroad/

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