New Delhi, Dec 9 Prime Minister Narendra Modi on Wednesday greeted Congress president Sonia Gandhi on her 74th birthday by wishing her a long and healthy life. In his message on Twitter PM said, ‘ Birthday greetings to Smt. Sonia Gandhi Ji. May God bless her with a long and healthy life.’ Congress president and Lok Sabha MP from Rai Bareilly Ms Gandhi turned 74 on Wednesday. Minister of Road Transport and Highways Nitin Gadkari also extended birthday greetings to Ms Gandhi ‘Birthday greetings to the President of the Indian National Congress party Smt. Sonia Gandhi Ji. May you be blessed with good health and long life,’ Mr Gadkari said taking to twitter.