This document explains why the Union of India or a State might become a party in legal cases. It delves into the constitutional provisions, such as Articles 1, 12, 131, and 300, that define the 'State' and allow the government to sue or be sued. The article also covers procedural aspects like issuing notices under Section 80 of the CPC and how courts can take suo motu cognizance of cases. It's a useful resource for legal professionals seeking to understand the involvement of governmental entities in legal proceedings.