Generations of children have grown up reading A.A. Milne’s stories of Winnie-the-Pooh and his friends in ... E.V. Knox, wrote to tell him so,” Christopher Robin wrote in his memoir.

Disney’s Winnie-the-Pooh has been banned on the mainland, seemingly for no reason other than the vanity of Chinese president Xi Jinping. In 2013, a photograph of Xi walking beside former US ...