New Delhi, Oct 02 (ANI): The nation on Wednesday paid homage to Father of the Nation Mahatma Gandhi on his 144th birth anniversary. President Pranab Mukherjee, Vice President Mohammad Hamid Ansari, Prime Minister Dr. Manmohan Singh, Congress President Sonia Gandhi and other political leaders offered floral tributes at his memorial 'Raj Ghat' in New Delhi. Bharatiya Janata Party (BJP) stalwart Lal Krishna Advani also paid floral tributes at the ' Raj Ghat'. A large number of people including school children also visited Rajghat and observed a minute's silence to pay their homage. Several functions have been organized throughout the country in Mahatma Gandhi's honour.