On 26 January this year, we are entering the 72nd year of the Indian Republic. India implemented its Constitution on 26 January 1950, 71 years ago. That day is celebrated as Republic Day in the country. The Constitution of India is the longest written constitution in the world. It contains different and best legal provisions, rules, arrangements, and rights from many countries of the world. Dr. Bhimrao Ambedkar was the President of the Constituent Assembly of India. Under his leadership, the members of the Constituent Assembly read the constitutions of various countries and included their key provisions, rules, and best governance arrangements in the Indian Constitution. In the seven decades since independence, several amendments were also made from time to time according to the current requirements. Let's know about the major arrangements and provisions related to the constitution and know which country they belong to.