New Delhi is the capital city of India and also the largest commercial hub located in Northern India. The inhabitants of the city (population of 16.8 million) generally speaks Hindi for the most part. English is a formal communication language when it comes to business or government institutes. New Delhi became a cosmopolitan city since long due to the multi-ethnic and multi-cultural presence of the vast Indian bureaucracy and political system. The city is already among the world’s fastest changing cities, with an ability to embrace technological change, and deal with rapid population growth while strengthening global connectivity.
For further details about the New Delhi city please see the following link: https://en.wikipedia.org/wiki/New_Delhi