Solution:President's rule (Article 356) has been imposed in Haryana three times.(a) 21 November, 1967 till 22 May, 1968 for a total 183 days.
(b) 30 April, 1977 till 21 June, 1977 for a total 52 days.
(c) 6 April, 1991 till 23 July, 1991 for a total 108 days.