JD(U) celebrates Nitish Kumar's birthday as 'Vikas Diwas' By IANS | Published on Mon, Mar 1 2021 14:36 IST | 0 Views Bihar Chief Minister Nitish Kumar. (File Photo: Yonhap/IANS). Image Source: IANS News Patna, March 1 : Greetings and birthday wishes have been pouring in from all political parties across the spectrum as Bihar Chief Minister Nitish Kumar celebrated his 70th birthday on Monday. The ruling Janata Dal (United) celebrated Nitish Kumar's birthday as 'Vikas Diwas' and put up banners and posters on the streets of Patna. A 70-pound cake was cut at the party office on this occasion. Leaders such as Tejashwi Yadav, Jitan Ram Manjhi, R.C.P Singh conveyed their greetings to Kumar.