North Korean dictator Kim Jong Un oversaw a test of a new high-thrust solid-fuel rocket engine, according to state media, working on weapons capable of striking the U.S. mainland. The test, reported ...

The leader of North Korea, Kim Jong Un, personally attended an important missile test of a new rocket engine for long-range nuclear missiles. This was the ninth and final test in the development of a ...

SEOUL, South Korea — North Korea said Tuesday it had conducted the final ground test of a solid-fuel rocket engine for a long-range ballistic missile in its latest advancement toward having an arsenal ...

North Korean leader Kim Jong Un observed a test of a high-thrust, solid-fuel engine for weapons and hailed it as a development to boost the country’s strategic military capability, state media ...