North Korea Conducts Underwater-Launched Missile Tests After Three Years

• North Korea conducted its first underwater-launched missile tests in nearly three years.
• Two strategic cruise missiles were launched from a submarine, likely the Hero Kim Kun Ok vessel.
• The test is part of North Korea's efforts to upgrade its weapons systems.
• The submarine used is reportedly designed to launch nuclear weapons.
• This test comes as North Korean leader Kim visits a new defense museum.