Harriet Tubman spent her life helping others more than herself. She used to be a slave and living conditions were harsh. Slavery was important to the economy at this time, but it still split up families and ruined lives. Tubman was a conductor on the Underground Railroad, helping enslaved people escape abuse. Because of the distance traveled, the many people she brought to freedom, and the risk involved, Harriet Tubman's greatest achievement was the Underground Railroad. Tubman’s greatest achievement was the Underground Railroad. Tubman traveled hundreds of miles carrying her cargo up north and then back down south again. She walked hundreds of miles to different cities and back, helping fugitives escape (Document A). She was a conductor on