Parallel Histories: Spain, the United States, and the American Frontier - The Library of Congress has rdesigned and expanded its bilingual, multi-format English-Spanish digital library site devoted to Spanish exploration and settlement in North America from the 15th to the early 19th centuries. This cooperative effort between the National Library of Spain and the Library of Congress has added materials from the collections of the National Library. The project is part of the Library of Congress Global Gateway initiative to build digital library partnerships with national libraries around the world