In this world, the survivor of the planet Krypton came from Vathlo Island and landed in Mississippi instead Kansas.
Kalel of Krypton, Superman of earth 23 in his civilian identity is Calvin Ellis: the current President of the United States of America. It was revealed than a previous president in this world was a version of Prez Rickard.
Their Justice League is being composed mostly by afroamericans members, with Batman being the token white.
The Cabinet of President Calvin Ellis includes: John Henry Irons, Sarge Steel and General Hank Heywood as well as his secretary Courtney. When away on duties as Superman, Ellis uses Brainiac body doubles to cover for him.
Earth 23 has a version of The Totality identical to Earth-0.