Last week the government signed a ceasefire deal with Karen rebels - who have fought for greater autonomy for more than 60 years.
A similar ceasefire deal was signed in 1995, but it was dissolved within three months.
They feared that NSCN would continue insurgent activities in its state and demanded New Delhi scrap the ceasefire deal and renew military action.
A ceasefire deal between the Irish Confederates and English Royalists did result in the return of some 5,000 Royalist troops from Ireland in 1643-44.
A ceasefire deal was reached on August 13, after three nights of gun and mortar fire.
A Palestinian man was killed and three others wounded by stray gunfire as gunmen in Gaza fired in the air to celebrate the ceasefire deal.
On 1 December, Islamic Jihad warned that more "Israeli violations of a ceasefire deal" would move the group to respond.
A ceasefire deal was reached on 13 August though it was repeatedly violated.
Meanwhile, in Bosnia the heads of its three warring armies met face-to-face for the first time yesterday and signed a ceasefire deal for the whole republic.
Burma's government has signed a ceasefire deal with Karen rebels, officials have told the BBC.