9 May 2015
Under the watchful eyes of North Korean leader
The test "proved and confirmed that the ballistic missile fire from the submarine fully met the requirements of the latest military science and technology," KCNA said.
The North's state-run Rodong Sinmun newspaper published photos of a projectile rising from the surface and Kim smiling from a distance at what looked like a floating submarine.
Kim called the missile a "world-level strategic weapon" and an "eye-opening success," according to KCNA.