How did Cartoon Network get away with this?

This cracks me up every time I see it still

Charlie Brown meeting Snoopy for the first time, 1950

Tom and Jerry History way back

Cartoons had no chill back in the day

Nothing is better than old cartoon jail escapes

Old cartoons were something else

Bugs Bunny vs Elmer Fudd, an all-time classic rivalry.From Slick Hare 1947

Cartoon & reality

How cartoon artists at Walt Disney created sound effects in 1941

Popeye