Remembering late Ex-PM Atal Bihari Vajpayee, Congress leader Anand Sharma said that Vajpayee has left an indelible mark on the pages of history. Sharma said, "The whole nation is in grief after the demise of Atal Bihari Vajpayee. It has also caused a great loss to the Indian politics. He has left an indelible mark on the pages of history. He had those qualities which are rare in people nowadays. He never let sourness come in political discourse. He had a unique identity of own". Former Prime Minister Vajpayee died on August 16 at the age of 93 due to prolonged illness.