In one of its most provocotive acts yet, North Korea has test-fired a ballistic missile
over Japan's Hokkaido region, prompting its residents to seek cover. Early analysis suggests the missile was a Hwasong-12 that flew over 2,700km before breaking into three pieces and landing in the North Pacific Ocean approximately 1,180km from the Japanese coast.
North Korea possesses a host of short and medium range systems including rocket-artillery and SCUD tactical ballistic missiles. Its intercontinental ballistic missiles are a whole different ball game and western obervers believe Pyongyang was able to develop that advanced technology under the auspices of its Unha space program.
from the Center for Strategic and International Studies and the Missile Defense Project, the following infographic provides an overview of the key ballistic missiles in North Korea's arsenal. While the Taepodong-2 was probably only used as part of the Unha space program, the Hwasong 14 is notable as being likely capable of reaching the continental United States