Verify the historical accuracy of the following associations between landmark Supreme Court verdicts and the specific 'Basic Structure' features they established:
1. The Minerva Mills case (1980) successfully codified the mechanism of 'Judicial Review' as an unalterable basic feature.
2. The Indra Sawhney case (1992) formally integrated the overarching 'Rule of Law' into the protective ambit of the basic features.
3. The S.R. Bommai case (1994) firmly reiterated 'Federalism' and 'Secularism' as indispensable pillars of the constitutional structure.