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| YEAR | DATE | EVENT | PRESIDENT | PRIME MINISTER | |
| 1950 | 26 january | Federal Republic | dott. Rajendra Prasad | Jawaharlal Nehru | |
| 1956 | Indian Union | ||||
| 1962 | 13 may | Sarvapalli Radhakrishnan | |||
| 1964 | 27 may | Gulzarilal Nanda (I) | |||
| 1964 | 9 june | Lal Bahadur Shastri | |||
| 1966 | 11 january | Gulzarilal Nanda (II) | |||
| 1966 | 19 january | Indira Gandhi (I) | |||
| 1967 | 13 may | Zakir Husain | |||
| 1969 | 3 may | Varahagiri Venkata Giri (I) | |||
| 1969 | 20 july | Muhammad Hidayat Ullah | |||
| 1969 | 24 august | Varahagiri Venkata Giri (II) | |||
| 1974 | 24 august | Fakhruddin Ali Ahmed | |||
| 1977 | 11 february | Basappa Danappa Jatti | |||
| 1977 | 24 march | Morarji Desai | |||
| 1977 | 25 july | Neelam Sanjiva Reddy | |||
| 1979 | 28 july | Charan Singh | |||
| 1980 | 14 january | Indira Gandhi (II) | |||
| 1982 | 25 july | Zail Singh | |||
| 1984 | 31 october | Rajiv Gandhi | |||
| 1987 | 25 july | Ramaswamy Venkataraman | |||
| 1989 | 2 december | Vishwanath Pratap Singh | |||
| 1990 | 10 november | Chandra Shekhar | |||
| 1991 | 21 june | P.V. Narasimha Rao | |||
| 1992 | 25 july | Shankar Dayal Sharma | |||
| 1996 | 16 may | Atal Bihari Vajpayee (I) | |||
| 1996 | 1 june | H.D. Deve Gowda | |||
| 1997 | 21 april | Inder Kumar Gujral | |||
| 1997 | 25 july | Kocheril Raman Narayanan | |||
| 1998 | 19 march | Atal Bihari Vajpayee (II) | |||
| 2002 | 18 june | A.P.J. Abdul Kalam | |||
| 2004 | 22 may | Manmohan Singh | |||
| 2007 | 25 july | Pratibha Patil | |||
| 2012 | 25 july | Pranab Mukherjee | |||
| 2014 | 20 may | Narendra Modi | |||
| 2022 | 25 july | Draupadi Murmu |