Pokemon was originally on Kids B in the 1990's. Cartoon Network started showing reruns of Pokmeon Indigo League some point between February 2000 and Late 2001.?

Pokémon originally aired in the 1990s on Kids' WB, where it quickly gained popularity. Cartoon Network began airing reruns of Pokémon Indigo League sometime between February 2000 and late 2001, allowing a new audience to experience Ash's adventures. This move contributed to the franchise's continued success and expanded its reach beyond its initial platform.