"Pinocchio" was especially traumatic for me, because I was taken to see it on my third birthday. What especially disturbed me was the fact that Pinocchio went to Pleasure Island, ate ice cream, and then all these horrible things happened to him. After the movie, we went to an ice cream parlor...
I think the Hatfield & McCoy sequence was deleted decades ago for home video in the mistaken belief that it would frighten young children. Except Walt Disney movies have been frightening young children for almost a century now. By that reasoning, they should also delete the kidnapping and whale...