New Delhi, Oct 31 (ANI): Prime Minister Manmohan Singh and other political dignitaries paid floral tribute to the nation's renowned freedom leader and 'Iron Man', Sardar Vallabhbhai Jhaverbhai Patel on his birth anniversary on Thursday in New Delhi. The political dignitaries including Lok Sabha speaker Meira Kumar, Union Home Minister, Sushil Kumar Shinde and senior BJP leader Venkaiah Naidu paid their respects to the famed leader on his 138th birth anniversary. Meanwhile, BJP PM Candidate Narendra Modi on Thursday laid the foundation stone of the world's tallest statue in Gujarat that is of Sardar Patel. Patel was the first Deputy Prime Minister of India and was also the home minister in Jawaharlal Nehru's cabinet.