Why is the Kesavananda Bharati case important?

Kesavananda Bharati Case This has been the most important decision of the judicial system of India, which will decide what will be the basic structure of the Constitution, it was determined by this case of 1973 by a Bench of 13 judges. With this decision, the amendments made by the Parliament were declared valid, but Parliament cannot change the basic structure of the Constitution, this important decision was taken.