As her biographer Sarah H. Bradford mentions, Harriet Tubman is at par with biggest names like Jeanne D'Arc, Grace Darling, and Florence Nightingale in terms of her resilience, courage and do-or-die dedication in liberating her people from the bondages of slavery. Tubman who was herself born into slavery in Maryland in 1822 took over the responsibility of helping and guiding other slaves to freedom after her own escape to Philadelphia in 1849. Traveling...