How did the Underground Railroad work and for how long did it run?

The Underground Railroad, a vast network of people who helped fugitive slaves escape to the North and to Canada, was not run by any single organization or person. ... Still, it effectively moved hundreds of slaves northward each year -- according to one estimate, the South lost 100,000 slaves between 1810 and 1850.

Explanation:

c, because the american revolution was from 1765 to 1783.

it was not until 1606 that the virginia company of london got a contract from. on may 13, 1607, these first pilgrims chose the site of jamestown island as the. to make shares more attractive, the virginia company changed its attempt to sell something. the way of life would increment the country over.