A National emergency on the grounds of security threat is proclaimed under which among the following articles?
Article 352 of the Indian Constitution 1949 deals with the National emergency that can be proclaimed on the grounds of security threat or the situation crisis in India. In the history of independent India, there were three periods during which a state of emergency was deemed to have existed. It has been proclaimed three times so far-1962, 1971 and 1975. Financial emergency (article 360) has not been declared so far.