Constitution is the basic document of a nation. The government of any country works according to certain rules. Constitution is the basic document which describes the structure of the Nation, the rights of the government, the rights of the citizens and their responsibilities. In different countries of the world, there are different types of constitutions.
The most important and precious part of the Constitution is the Preamble. It is the key to the Constitution and the yardstick to measure it. The philosophical and fundamental features of the Constitution are uncovered in the Preamble. The social and economic goals are also seen here. The Indian Constitution is not a mere book of rules. It contains moral values and viewpoints. It has a political philosophy of its own. The ideas in the Constitution should be in the background of the discussions that took place in the Constitutional Assembly. The main points of the philosophy of the Indian Constitution are Individual freedom, Social Justice, Respect for Diversity and Minority Rights, Secularism, Universal Franchise, Federalism and National Identity.