Iberia (airline) Deutsche Luft Hansa of 1.1 million pesetas. Flight operations started on 14 December 1927. Within a year, the company was sponsored by the Spanish government to provide postal transport between Madrid and Barcelona. During the dictatorship of Miguel Primo de Rivera, the aviation companies in Spain were combined and became state-controlled as a general interest public utility, coming into effect in early 1928. As a consequence, Iberia was merged into Compañía de Líneas Aéreas Subvencionadas "S.A." (CLASSA) and ceased activities as an independent airline on 29 May 1929. The name "Iberia" continued to be registered although the company airline did
National monuments of Spain non-movable heritage: Some Spanish sites are protected under more than one sub-category. For example, the Alhambra and Generalife receive protection as monument, garden and "conjunto histórico". A few of numerous articles at Wikipedia covering Spanish monuments are: National monuments of Spain The current legislation regarding historical monuments in Spain dates from 1985. However, "Monumentos nacionales" (to use the pre-1985 term) were first designated in the nineteenth century. It was originally a fairly broad category for national heritage sites protecting, for example, the Alhambra. The overarching category for Spanish heritage sites is now "Bien de Interés Cultural" (Heritage of cultural interest).