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.
During the nadir of post-civil-war race relations â the terrible years after 1890 when town after town across the North became all-white âsundown townsâ and state after state across the South prevented African Americans from voting â âanything but slaveryâ explanations of the Civil War gained traction.