New Delhi, April 15 -- Congress on Sunday accused Prime Minister Narendra Modi of orchestrating a systematic campaign to do away with the Constitution framed by B R Ambedkar and said the upcoming Lok Sabha election is about preserving and protecting Ambedkar's magnificent accomplishment.

Ambedkar's birth anniversary was celebrated on Sunday. "Today our country celebrates the 133rd birth anniversary of the extraordinarily multi-faceted Dr B R Ambedkar -- at a time when calls for doing away with the Constitution of India, which is his greatest legacy, are getting shriller. This is undoubtedly part of a systematic campaign orchestrated by none other than the Prime Minister himself," Congress chief spokesman general Jairam Ramesh said in a sta...