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.
The Civil War A Civil War is a war between opposing groups of citizens from the same country. In 1861, two parts of America went to war against each other. After 4 years, the Union won. Many people died on both sides, and the South suffered terribly. No one expected the Civil War to be long. It became one of the worst wars in American history. WAR BEGINS In April 1861, the Civil War begin at Fort Sumter. The fort belonged to the North, or the Union, but it was in South Carolina-deep in the South.