42nd Amendment Act (1976) : The 42nd Amendment Act can be called a mini constitution in itself. It brought colossal change in the constitution. The act give preponderance to the Directive Principle of State Policy over the fundamental rights established the supremacy of Parliament and curtailed the Power of Judiciary.
Preamble–The characterisation of India ‘Sovereign Democratic Republic’ was change to ‘Sovereign Socialist Secular Democratic Republic’. The phrase ‘Unity of a Nation’ was change to unity and intrigrity of the nation.