Consensus is rising in the international community: Enough cajoling, it's time to get tough.
South Korea joined a US-led program to block shipments of nuclear material. In Japan, a lawmaker urged first-strike capability.
President Lee has reversed the softer approach of his predecessor, Roh Moo Hyun, who committed suicide over the weekend
Washington’s response to the rogue nation’s nuclear test Monday is complicated by Pyongyang’s custody of two American journalists.
Monday's explosion dashed hopes that the secretive nation is simply building its weapons program as a bargaining chip.
Monday's explosion – the latest in a series of hard-line moves by Pyongyang – may have been 20 times more powerful than its last test in 2006.
Senior official Choe Sung-chol was reportedly put to death for accepting bribes.