Harriet Tubman By sally18 Mar 10, 1819 Harriet Tubman was borm She was born into slavery in Dorchester County, Maryland Jun 8, 1844 Harriet Tubman married John Tubman John Tubman was a free black man Oct 17, 1849 Harriet Tubman's escape from slavery Sep 26, 1850 Harriet Tubman became the official conductor of the Underground Railroad Jun 12, 1860 Harriet Tubman made her last rescue. Over the course of 10 years she rescued over 300 people Jul 7, 1863 Harriet Tubman worked for Colonel James Montgomery as a scout. Mar 10, 1913 Harriet Tubman died