North Korea Claims Test Of H-Bomb.

The article states that North Korean state television announced that the North Korean government successfully detonated a hydrogen bomb (H-Bomb) in early January 2016. It also states that the U.S. agency the State Department claimed that the U.S. government could not confirm North Korea's claims, and that the South Korean government pointed to the test as a violation of the international group the United Nations Security Council ban on North Korea's development of nuclear weapons.