The Constitution of India was not prepared in haste but the process of the evolution of the constitution began many decades before India became independent in 1947.

The process continued unabated since it origiĀ­nated in the freedom struggle till a new constitution was drafted after prolonged debates and discussions in the Constituent Assembly.

The day 26th of January, 1950 was a red-letter day in the history of India. On that day the written constitution of India came into operation.

Indian constitution preparation started on with chairman of Dr Br ambedkar and committy was formed.they had studied many countries constitutions and came into force on 26 Jan,1950