This document discusses various aspects of legal systems in India. It begins by outlining the importance of law in defending people, promoting common good, and resolving disputes. A brief history is then provided, noting India had independent legal traditions that were replaced by British common law during colonial rule. The bulk of the document categorizes and defines different classifications of Indian law, including criminal law, constitutional law, contract law, labor law, company law, tort law, property law, tax law, trust law, and family law.