“It is time to possess a peaceful nuclear program for the right of self-defense.”This declaration came not from North Korean state media, but South Korean lawmaker Won Yoo-cheol of the ruling Saenuri Party on January 7, the day after Pyongyang’s fourth nuclear test.More politicians from the ruling party have echoed this argument, saying “only South Korea is isolated from nuclear (power) in Northeast Asia.” This is far from the first time that South Korean politicians have spoken in favor of nuclear arms: Former ruling party presidential candidate Cheong Mong-joon openly called for independent nuclear development in 2012, saying South