Venkaiah Naidu has not apologised for his alleged insults to the Congress.The united opposition, led by a belligerent Congress, met on Thursday and said it will not let Lok Sabha run until Naidu apologises for his "insulting statements" made during the land ordinance debate on Wednesday. They have written to Lok Sabha Speaker Sumitra Mahajan seeking apology from Naidu for his statement.

Naidu said he never used unparliamentary language. "I have said nothing wrong," Naidu said.