Princeton's WordNet(5.00 / 1 vote)Rate this definition: 1  fauna, zoology(noun) all the animal life in a particular region or period. the fauna of China; the zoology of the Pliocene epoch. 2  zoology, zoological science(noun) the branch of biology that studies animals.
The American Civil War, widely known in the United States as simply the Civil War as well as other sectional names, was a civil war fought from 1861 to 1865 to determine the survival of the Union or independence for the Confederacy.
American civil war. The American Civil War was a grave turning point in the history of North America. It was a conflict that pitted the Northern states of the American union against the Southern states.he civil war was a conflict over way of life. The Southern states depended upon the agriculture of the slaves, including cotton production. When Abraham Lincoln was elected President in 1860, his opposition of slavery was seen as a threat to the economic interests of the Southern states.