added Fundamental Duties
made Directive Principles superior to Fundamental Rights
extended Lok Sabha and State Legislative Assemblies' term from 5 to 6 years
empowered Parliament to make laws for any part of India
curtailed judicial review
restricted power of High Courts
strengthened central government powers
limited power of courts to review constitutional amendments
made President bound by advice of Council of Ministers
to strengthen the central government
to add the words 'Socialist', 'Secular', and 'Integrity' to the Preamble
to reduce the power of the Supreme Court and High Courts