Patna, Feb. 28 -- 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.

Tejashwi, a Rashtriya Janata Dal leader, tweeted from his official Twitter account, "Heartiest congratulations to Bihar Chief Minister Nitish Kumar on his 70th birthday. Wish you a healthy, happy and long life."

Former Bihar Chief Minister Jitan Ram Manjhi...