Cartoon Network's Toonami is a groundbreaking programming block that originated in '97 and lasted for 11 years in its original format before returning on Adult Swim in 2012 and becoming a mainstay of the network. Toonami focused on bringing anime series to North American audiences, and it was instrumental in exposing young viewers to Dragon Ball Z, Sailor Moon, Gundam Wing, and other classic anime that are viewed as fundamental programs.
Source：https://www.cbr.com/modern-anime-should-be-on-toonami/
