A 14th tiny, very dim, moon was discovered in 2013 and awaits official recognition. Triton, Neptune's largest moon, orbits the planet in the opposite direction compared with the rest of the moons, suggesting that it may have been captured by Neptune in the distant past.
History & Culture. The US Civil War lasted from 1861 to 1865 and led to over 618,000 casualties. Its causes can be traced back to tensions that formed early in the nation's history. Economic and social differences between the North and the South. With Eli Whitney's invention of the cotton gin in 1793, cotton became very profitable.
The slavery problem had remained an American issue since the ratification of the US Constitution. Part of the reason that the Civil War was fought was the election in 1860 of â¦ Republican Abraham Lincoln.