Indiana University (IU) is a prestigious public research university system headquartered in Bloomington, Indiana, USA. Founded in 1820, IU is one of the largest and oldest public university systems in the United States. It offers hundreds of undergraduate, graduate, and professional programs across disciplines such as business, medicine, engineering, informatics, law, education, and the sciences. Known for academic excellence, innovative research, and global engagement, IU serves more than 90,000 students across multiple campuses and maintains a strong international reputation for teaching and scholarship.