All of Korea would have been communist and much of what you see today with North Korea would probably have been the state of all Korea had the North won.
It also would have spread communism to a much farther degree and the U.S. would not have South Korea as an ally.
Answer:
If children work in factories, they miss out on education. So by banning child labor, more children can go to school.
Wrote a letter to the president protesting unequal pay for black union soldiers ( James Henry goofing)
ran a government agency that helped locate missing soldiers (Clara Barton )
founded a confederate hospital to treat injured soldiers (sally tompkins )