Nuclear-armed nations brought the North Korea crisis on themselves

Failure to honour terms of the 1970 nuclear non-proliferation treaty has helped create ground for Kim Jong-un's recklessness North Korea's defiant pursuit of nuclear weapons capabilities, dramatised by last weekend's powerful underground test and a recent long-range ballistic missile launch over Japan, has been almost universally condemned as posing a grave, unilateral threat to international peace and security. The growing North Korean menace also reflects the chronic failure of multilateral co...