With increasing terror attacks in Pakistan raising concerns over the safety of its nuclear arsenal, Defence Minister A K Antony today said the threat of these weapons falling in wrong hands is an area of serious concern" and its consequences would be unimaginable.<br/> <br/>Noting that there is scarcely any country which is not affected by terrorism, Mr. Antony said the recent terror-related incidents in Pakistan and Afghanistan have thrust South Asia into a sub-conventional conflict and instability. He was addressing a seminar in New Delhi today. Speaking on the occasion, Army Chief General Deepak Kapoor said South Asia along with West Asia has emerged as one of the epicentres of conflict and instability.<br/>The Army Chief warned that the situation would further worsen since there is neither any political or diplomatic unity nor any common ground to build a consensus to fight this new war.<br/>