The Central Bureau of Investigation (CBI) is the premier investigative agency of India, responsible for handling complex criminal cases, corruption, and economic offenses. Established in 1941, it operates under the jurisdiction of the Ministry of Home Affairs and is known for its expertise in various fields, including cybercrime and terrorism. The CBI conducts investigations based on complaints from the public, referrals from other law enforcement agencies, or directives from the Supreme Court and High Courts. It plays a crucial role in maintaining law and order and ensuring justice in high-profile cases across the country.