Superintendent of Police of Aizawl, Neihchungnunga told PTI that though there was no specific threat from any terrorist or militant groups, elaborate security arrangements were made to ensure peaceful celebrations of the Independence day.
He said that strict vigil has been maintained in important government offices and vital installations while security was also beefed up in the Lengpui airport near Aizawl.
Bomb disposal squad would thoroughly examine the Assam Rifles ground in Aizawl where the main function would be held, he said.