How The Underground Railroad Worked

[视频作者] snowishly

[视频时长] 6:44

[视频类型] 社科·法律·心理

https://www.youtube.com/watch?v=beTd8RW0ozg What was the Underground Railroad? How The Underground Railroad Worked? The Underground Railroad was a network of secret routes in The United States that helped enslaved people go north and escape slavery.