Congress party leader and Opponent Ghulam Nabi Azad on Saturday said he is assured that party President Rahul Gandhi will face the challenges of the nation fiercely and with determination.The Congress leader said, "I am confident that he will prove to be a successful party President. He will face and help overcome the challenges that the country is facing today".

He further congratulated Sonia Gandhi for her hard work and devotion in leading the party for two decades.Rahul Gandhi took over as Congress president today by succeeding his mother Sonia.He was given the certificate of Congress president by Mullappally Ramachandran, the chairman of the party's central election authority, who oversaw the organisational polls.The ceremony was attended by party stalwarts, including former prime minister Manmohan Singh, former union home minister Sushil Kumar Shinde, former Maharashtra chief minister Ashok Chavan and other party leaders.His sister Priyanka Gandhi and brother-in-law Robert Vadra were also present on the occasion.Sweets were apportioned, slogans raised, crackers burst and party workers danced to drum beats to celebrate the change of guard.Artists from different parts of the nation were also seen performing outside the party head office. Congress workers marched from Rail Bhavan to the party office.Sonia Gandhi headed the party for 19 years since 1998.