Vice President M Venkaiah Naidu today paid tributes to Dr B R Ambedkar on his 130th birth anniversary.<br />'' <br />''In a tweet, Mr Naidu said, a great social reformer, outstanding intellectual and the chief architect of the Indian Constitution, Dr Ambedkar was a true humanist who all through his life strove to dismantle caste barriers and social inequalities.<br />'' <br />''He said, Babasaheb's stellar contribution in drafting the constitution and bridging the gaps of inequality will always be remembered.<br />'' <br />''<span style="color: #222222;">Mr Naidu paid floral tributes at the portrait of Dr B R Ambedkar at Upa-Rashtrapati Nivas.</span><br />