What is Harriet Tubman's connection to the American Dream?

Harriet Tubman escaped from slavery. She also helped many other slaves escape to freedom with her role in the Underground Railroad. These actions are reflected in the American Dream.
The American Dream is to be able to lead a better life for yourself and for your family. Many people have come to the United States in order to try to improve their economic situation and to be able to have political and religious freedom. For those people who have been living here, the American Dream represents improving what they currently have in their lives.
When Harriet Tubman escaped to freedom, she was trying to get a better life for herself. When she returned to the South to help other slaves escape, including her own family members, she was trying to help these individuals improve their situation in life. Her brave actions, both for herself and for others, reflect the ideals that are a part of the American Dream.
https://www.history.com/topics/black-history/harriet-tubman