Explanation:

Fakhruddin Ali Ahmed was the President of India from 1974 to 1977. He famously signed the proclamation of the Internal Emergency on June 25, 1975, on the advice of Prime Minister Indira Gandhi. V.V. Giri served as President before him (1969-1974), while Giani Zail Singh (1982-1987) and Shankar Dayal Sharma (1992-1997) served in later periods.