How many people did Tubman free?

Historians estimate Tubman personally guided approximately 70-80 people to freedom through the Underground Railroad across 13 missions between 1849 and 1860. The "300+" figure sometimes cited includes those she inspired or indirectly affected. Regardless of the precise number, the documented missions — conducted by a wanted fugitive slave with a $40,000 bounty on her head — are extraordinary.

How did the Underground Railroad actually work?

It was neither underground nor a railroad. It was a network of people — free Black individuals, Quakers, abolitionists — who provided safe houses, food, clothing, and routing information to escaped enslaved people. Tubman operated at night, using the North Star for navigation. She traveled primarily through winter (less patrols, better tracking conditions for humans than dogs). Safe houses were marked with specific signals — a candle in a window, a quilt pattern on a fence.

What made Tubman's missions uniquely dangerous?

She was a fugitive herself. Every mission meant re-entering Maryland — where she was known, where there was a bounty on her, where every white person she passed could report her. She carried a pistol and was explicit about her rule: no one could turn back. Anyone who wanted to return would risk exposing the entire group. "I was the Moses of my people," she said. Moses didn't negotiate with Pharaoh's patrols.

What were her tactics?

• Traveling Saturday nights (newspapers didn't print Sunday, delaying reward posting)
• Moving through swamps where dogs tracked less effectively
• Using narcotics (opium or paregoric) to keep infants quiet during dangerous passages
• Working through networks of contacts she trusted absolutely
• Never announcing herself in advance so informants couldn't alert slavecatchers

How was she never caught?

Some combination of tactical brilliance, divine guidance (her explanation), extraordinary nerve, and the support of a network that held. Also: a neurological condition (possibly temporal lobe epilepsy from a childhood head injury) that caused sudden sleep episodes — which she reported experiencing as divine visions that guided her. Whether these were divine or neurological, they apparently provided reliable directional intuitions she trusted.