KALAIGAON, Jan 9: Security measures have been beefed up in Kalaigaon to ensure peaceful Republic Day celebrations. Police have intensified checking and patrolling to thwart subversive activities. Police have also been kept on high alert in Bhergaon subdivision. Pranjal Borah, Sub-Divisiol Police Officer (SDPO), told media persons that adequate security measures had been made throughout the Bhergaon subdivision in six police stations like Kalaigaon, Tangla, Paneri, Khairabari, Dimakuchi and Harishinga to ensure peaceful R-Day celebration. Paramilitary force along with Assam Police personnel have been deputed to thwart extremists. SDPO Borah also urged the people to remain alert.