How many slaves did harriet tubman free

Harriet Tubman helped many slaves find freedom. Harriet Tubman was born in the early 1820's in Maryland and she as well as her family were slaves which meant they had to work hard.

When she escaped in 1849 and went to Philadelphia, she realized that other people were having a very difficult time time too so she helped others escape.

Harriet became part of the Underground Railroad which was a series of safe houses and secret routes. They secretly traveled from one house to the next and Harriet led about 300 people to freedom.

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.

food chain i would say only because there is competition on getting food and survival