29 sept 1857 año - Dred Scott v. Sanford
Descripción:
 in 1857, Dred Scott is a slave from Missouri filed a lawsuit that he lost his freedom in Illinois. He claimed his residence from a free state of Illinois    
and called him a free man. 
Añadido al timeline:
fecha:
29 sept 1857 año
Ahora mismo
 ~ 168 years ago