Governments around the world have condemned North Korea for conducting its third nuclear test since 2006. Pyongyang confirmed the test hours after seismic sensors registered a possible underground explosion.
North Korea tested missiles and warned it will carry out "merciless strikes" against the US and South Korea. The allies are launching joint military drills.
South Korea and the US have launched joint training exercises involving thousands of troops. North Korea has carried out a missile test in protest, describing the training as an act of "intolerable aggression."
North Korea has sent a defiant message to Washington warning it has the power to conduct a "pre-emptive strike" on the US. Pyongyang made the comment in response to joint US-South Korea military drills.
Pyongyang has test-fired five short-range missiles into the sea off its eastern coast. The weapons test took place one day after the country test-fired a high-precision rocket.
© 2015 Deutsche Welle | Legal notice | Contact