How did the Undergroud Railroad help cause the civil war?
It helped cause the war by helping slaves escape to the North and farther into the south (mexico and cuba).
The Underground Railroad helped the run away slaves escape from slavery by transporting them to Canada. They would by night to pervent being seen by their owners or slave catchers.Some died from either being take back to their owners and being punished or from the suffer of the long hard jurney."conductors were responsible for transporting slaves to Canada.