Prime Minister Narendra Modi announced on 9 February that former Prime Ministers PV Narasimha Rao and Chaudhary Charan Singh, alongside agricultural scientist MS Swaminathan, will be conferred the Bharat Ratna. Earlier, politician and former Bihar chief minister Karpoori Thakur, and politician and former deputy prime minister Lal Krishna Advani were announced to be conferred with India's highest civilian honour. 3) …