Delhi is a capital city.
Delhi ( [ ˈdɛli ] , [ d̪ɪlliː ] Dilli ) , officially the National Capital Territory of Delhi or NCT , is a city and a union territory of India . Through most of its history , Delhi has served as a capital of various kingdoms and empires . New Delhi is jointly administered by the federal government of India and the local government of Delhi , and is the capital of the NCT of Delhi .