What was the first southern state to secede after the election of 1860?

After Presidential Election of November 6, 1860, the following Southern States seceded from the Union, on the following dates:

South Carolina, December 20, 1860.

Mississippi on January 9, 1861

Florida on January 10, 1861

Alabama on January 11, 1861

Georgia on January 19, 1861

Louisiana on January 26, 1861

Texas on February 1, 1861

After President Lincoln was inaugurated on March 4, 1861, the following remaining Southern States seceded from the Union, on the following dates:

Virginia on April 17, 1861

Arkansas on May 6,1861

North Carolina on May 20, 1861

Tennessee on June 11, 1861