This is the most multinational country around the world. There, fourteen languages are declared constitutional languages, and the state, Hindi. For any people, something is typical, and what is characteristic of the population of India, first of all, it is a very large natural population growth. In the colonial period, its growth due to high mortality was extremely low. The average life expectancy was less than twenty -seven years. The population was about two hundred and fifty million. The demographic explosion occurred as a result of the development of healthcare. Now the population of India exceeds one billion people and increases by fifty thousand daily. The population of India is characterized by the fact that they worship many gods, there are a huge number of different castes, many different religions. Indian culture is very distinguished by internal integrity from other cultures. In the south of the country, they prefer to make marriages between relatives, not excluding cousins and sisters. How to figure out what is characteristic of the population of India, if this country is so mysterious and incomprehensible for the rest of the world. Its population is characterized by everything, from clothing and ending with religion.