The call from the outfit comes followed by an Arunachal's decision to remove the Naga tag on at least four tribes living in Tirap, Changlang, and Longding districts.
Abonmai was abducted by a group of alleged rebels of NSCN-IM from Tamenglong on Wednesday and hours later, his bludgeoned body was retrieved 7 km away.
The body of the former president of Zeliangrong Baudi (Assam, Manipur, and Nagaland) was retrieved from a place near Pallong village in Tamenglong district on Wednesday.
The NSCN-IM said any solution to the Naga issue without the 'sacred' Naga flag and constitution would be meaningless.
Ravi, however, will continue to serve also as the Centre’s interlocutor in the Naga peace talks – at least for now.
Nagaland Governor RN Ravi is the current interlocutor but the participants expressed dismay over the derailment of the peace process due to trust deficit between Ravi and NSCN-IM.
The Nationalist Socialist Council of Nagaland (NSCN)-IM is a banned Naga separatist organisation and Thuingaleng Muivah is its general secretary.
The NSCN-IM said the agreement to create the council was aimed at appeasing six Assam-based tribal insurgent groups, active in Karbi Anglong.
YS Mashungmi, a Tangkhul Naga from Manipur’s Ukhrul district, had taken out a solo foot march from Nagaland’s commercial hub Dimapur to spread the message of peace.
On August 11, the NSCN-IM had alleg ed that Ravi was involved in 'mischief' and that he has become a 'liability'.