Vice President M Venkaiah Naidu paid tributes to the fearless freedom fighters, Bhagat Singh, Rajguru and Sukhdev, on their martyrdom day today. In a series of tweets, Mr Naidu said, their indomitable courage and love for the motherland inspired many to join the freedom movement. He said, the nation will remain forever grateful to those brave hearts for their supreme sacrifice and dedicated efforts to free our motherland.<br />'' <br />''<span style="color: #222222;">Vice President also paid tribute to the great socialist leader, distinguished freedom fighter and nationalist Ram Manohar Lohia on his birth anniversary today. Mr Naidu said, he was a visionary thinker and a prolific writer and he will always be remembered for his progressive ideas. </span><br />