New Delhi, July 19 -- Opposition parties on Sunday staged a "walkout" from the all-party meeting convened by the government ahead of the Monsoon Session of Parliament over Parliamentary Affairs Minister Kiren Rijiju extending an invitation to the National Citizens Party of India to take part in the meeting.

They said the move was against the norms and the TMC rebel MPs' merger into "so-called NCPI" has not been approved by the Lok Sabha Speaker.

Talking to reporters, TMC leader Mahua Moitra said that opposition parties registered their strong protest over the government decision.

The opposition members staged a walkout soon after the all-party meeting began.

"Today, the entire opposition including Congress, the Samajwadi Party, DMK, J...