United Progressive Alliance chairperson Sonia Gandhi on Wednesday night hosted a dinner for leaders of UPA constituents and supporting parties at her residence on the eve of completion of one year in office by the ruling combine.

Former prime minister V P Singh attended the dinner as a special invitee.

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Prime Minister Manmohan Singh, several of his cabinet colleagues and Left party leaders Prakash Karat, A B Bardhan, D Biswas and Abani Roy attended the dinner.

Railway Minister Lalu Prasad, Lok Janshakti Party leader Ramvilas Paswan, Dravida Munnetra Kazhagam supremo M Karunanidhi and Jharkhand Mukti Morcha leader Sibu Soren also attended the dinner.

Earlier in the day, Prime Minister Manmohan Singh hosted a lunch for UPA leaders.