In 1793 Eli Whitney invented a very important machine. It was the cotton gin. This very simple machine removes seeds from cotton plants at the least fifty times faster than a worker could by hand. Since several southern states had soil that was ideal for growing cotton and all of the new textile m...

HARRIET TUBMAN Harriet Tubman was an escaped slave. She helped so many of her black people that she became known as "Moses of Her People." During the civil war she served the union army as a nurse, spy, cook, and scout. She was also conductor on the Underground Railroad. She was a very heroi...