How many southern states seceded from the united states? Why did they separate

Eleven states seceded from the Union. they felt as though the United States was taking away their rights. when Abraham Lincoln was elected as president, that was when most of the states decided to secede and form the confederacy, because Lincoln wanted to end slavery in America.

Eleven states seceded With the election in 1860 of Abraham Lincoln, who ran on a message of containing slavery to where it currently existed, and the success of the Republican Party to which he belonged - the first entirely regional party in US history - in that election, South Carolina seceded on December 20, 1860, the first state to ever ...