Please enjoy a new "Fun with Flags" episode as today's Think Thursday challenge at the mentalfloss.com Brain Game. Good luck!

Which Southern state changed its flag upon seceding from the U.S.
and joining the Confederate States of America, but kept this new
design after returning to the Union (and still flies it today)?

Here is the ANSWER.

ANSWER:  SOUTH CAROLINA.

Flag of South Carolina (September 28, 1861)

Thanks for playing! Visit again tomorrow for the Friday Free-for-All.