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A curated collection of several hundred thousand U.S. government documents pertaining to homeland security, Topics include terrorism, school violence, gangs, mass evaluation, social media use in emergencies, immigration.
The Library of Congress is the largest library in the world, with millions of books, recordings, photographs, newspapers, maps and manuscripts in its collections. The Library is the main research arm of the U.S. Congress and the home of the U.S. Copyright Office.