 In 1879 Malling-Hansen made a proposal to establish a new Institute in Jylland, and this time his plans were realized, and in 1881 the Royal Institute for the Deaf-mutes in Fredericia was founded.Malling-Hansen was a man who had great impact on the development of the Danish and also the Nordic educational system of his time.He was often used in public committees, and in 1890, shortly before his death, he held a lecture about the development of the education of the deaf-mutes on a large inter-Nordic conference in Copenhagen.