Memoir: President Pranab Mukherjee on his two prime ministers, Manmohan Singh and Narendra Modi An excerpt from ‘The Presidential Years: 2012-2017’, the final volume, posthumously published, of Mukherjee’s autobiography. Pranab Mukherjee with Manmohan Singh (left) and with Narendra Modi (right) | PTI During my own presidency, I had the opportunity to work with two PMs – Dr [Manmohan] Singh (from 25 July 2012 to 26 May 2014), almost two years in the first half of my five-year tenure; and then, from 26 May till the day of my retirement from the office on 25 July 2017, I had Narendra Modi as my PM, for a little more than three years.