American Civil War

**Definition:** 1861-1865 conflict between the Union (Northern states) and the 11 Southern states that seceded and were organized as the Confederate States of America.

**Tree numbers:** - I01.880.735.950.250.188 - K01.400.504.937.100

**Synonyms:** - U. S. Civil War, 1861-1865 - War Between the States - War of the Rebellion - War of Secession