New Delhi, national capital of India. It is situated in the north-central part of the country on the west bank of the Yamuna River, adjacent to and just south of Delhi city (Old Delhi) and within the Delhi national capital territory. The main east-west axis of New Delhi is Central Vista Park, which is flanked by government buildings, museums, and research centres in a parklike setting. The city is governed by the appointed New Delhi Municipal Council (NDMC). Area city, 16.5 square miles (42.7 square km).