When did Levi coffin made the underground railroad?

Levi Coffin did not create the Underground Railroad, but he was a prominent figure in its operation during the 19th century. He became actively involved in the movement around the 1830s and is often referred to as the "President of the Underground Railroad" due to his significant contributions to aiding escaping slaves. Coffin and his wife, Catherine, helped thousands of fugitives find safe passage to freedom, particularly from their home in Indiana.