What contribution did Harriet Tubman make to the anti slavery movement?

How did Populists and Coxeyites differed from earlier reform groups? Which of the issues dividing the end to slavery reformers before 1860 was not most likely to develop into a separate reform movement? What is the value of a good 1904 silver half dollar? How were the accomplishments of toussaint louverture and simón bolívar different? How are the Haitian revolution and Latin American independence movements similar? How did Henry Brown famously escape from slavery? What was the experience for most americas during WW1? What is a 1852 OHalf Dime worth? What are some industries that benefited from railroad expansion? What is the value of a 1957 blue seal 1 bill that has the star in the serial number? What raw materials did new England colonies send to Britain? What was the us were created about what kind of immigrants? 1899 one cent? Meaning of dr Jose protacio rizal? Jose de san martin was a military officer who? What is the value of 1879 silver dollar with no mint mark? Who invented the cotton spinning machine? How did George Carver respond to his challenges? Where did orphans go to school during the orphan train movement? How much is a 1950 buffalo nickel worth?