The document provides a history of the involvement of the United States government in medicine and public health from 1798 to present day. It establishes several key agencies and developments, including the establishment of the Public Health Service in 1902, the creation of the Department of Health, Education, and Welfare in 1953, and the National Institutes of Health in 1930 which is now located in Bethesda, Maryland and focuses on biomedical research. The National Library of Medicine, located within the NIH, is described as the world's largest medical library with over 9 million items and a focus on biomedical informatics.