- 93rd Amendment Act, 2005: Inserted Clause (5) in Article 15, enabling the state to make special provisions for the advancement of socially and educationally backward classes, SCs, or STs in admission to educational institutions, including private unaided institutions (except minority educational institutions). (Matches 3) - 97th Amendment Act, 2011: Granted constitutional status and protection to cooperative societies. It made the right to form cooperative societies a Fundamental Right (Article 19(1)(c)), included a new Directive Principle of State Policy on promotion of cooperative societies (Article 43B), and added a new Part IXB to the Constitution dealing with cooperative societies. (Matches 4) - 24th Amendment Act, 1971: Affirmed the power of Parliament to amend any part of the Constitution, including Fundamental Rights (overruling the Golaknath case verdict in this regard), and made it compulsory for the President to give assent to a Constitution Amendment Bill. (Matches 1) - 26th Amendment Act, 1971: Abolished the privy purses and special privileges of the former rulers of the Indian princely states. (Matches 2)