The BJP will launch a month-long 'Seva Sankalp' campaign on September 17 to mark Prime Minister Narendra Modi's birthday and highlight his 25 years in public life, party president Nitin Nabin said on Wednesday.
Addressing a press conference at the BJP headquarters, Nabin said Modi's birthday would be observed as 'Seva Diwas', with programmes planned across the country from September 17 to October 17.