The war began in 1861 when the Confederate States of America seceded from the Union. The Confederacy fought to preserve slavery, while the Union fought to preserve the Union and end slavery. The war ended in 1865 with the victory of the Union.
The abolition of slavery was a major turning point in American history. It marked the end of an institution that had existed in the United States for over 200 years. It also led to a number of other changes in American society, including the granting of citizenship to African Americans and the passage of laws to protect their civil rights.
The Civil War was a bloody and destructive conflict that resulted in the deaths of hundreds of thousands of people. However, it also led to a number of positive changes in American society. The abolition of slavery was one of the most important of these changes.