KM Munshi Horoscope of our sovereign democratic republic Ernst Barker Preamble as the key note of the constitution KC Wheare One of the best written preambles Is Preamble part of C? Berubari union case, 1960 - not part ( just like USA) 1973 Kesu case - is part, because adopted by CA by the motion. Can P be amended? can be amended using art 368. why? to ensure harmony b/w P and C's article. Significance of P - AK Gopalan case,1950 - to be used only when there is ambiguity. Berubari case - Preamble is key to open mind of CA In kesu case, 1973 - P contains the noble vision for the state and C should be interpreted in the light of P.