The National Library of Sweden, known as Kungliga biblioteket in Swedish, is the country's largest library and serves as the national repository for all published works in Sweden. Established in 1661, it collects and preserves a vast array of materials, including books, manuscripts, maps, and digital resources, ensuring access to Sweden's cultural heritage. Located in Stockholm, the library not only houses millions of items but also offers various services to the public, such as reading rooms and exhibitions. It plays a crucial role in promoting research and education, making it an essential institution for both scholars and the general public.