Final answer:
Harriet Tubman was the leader of the Underground Railroad and helped many slaves escape to freedom.
Step-by-step explanation:
The leader of the Underground Railroad who assisted runaway slaves and even traveled back home to lead relatives and others from slavery to freedom was Harriet Tubman. She was born into slavery herself but escaped and made it her mission to help others gain their freedom.
Learn more about Harriet Tubman and the Underground Railroad