London: North Korea has warned Washington for battle, as U.S. was sent the navy battle group to waters off the Korean peninsula. As on the ongoing matter, the spokesman from the foreign ministry of North Korea said, "We will hold the US wholly accountable for the catastrophic consequences to be entailed by its outrageous actions. North Korea is ready to react to any mode of war desired by the US," Further added, "Washington's refusal to rule out a pre-emptive strike against North Korean missile sites as justification for its nuclear program." Meanwhile, spokesman said, "The prevailing grave situation proves once again that (North Korea) was entirely just when it increased in every way its military capabilities for self-defense and pre-emptive attack with a nuclear force as a pivot," Also Read: Add these Wonders Of World into your dream visit list Jaguar Land Rover to launch 10 new products in Indian market Lamborghini finds good growth in small towns