The biggest fear of the US is that possession of an intercontinental ballistic missile could allow North Korea to threaten the continental United States. ICBM technology is considered difficult to develop, with advanced rocket design being a necessary step.
Kim Jung Un conducts another missile engine test in North Korea
US defense officials confirmed that North Korea conducted another ballistic missile engine test last Friday. The officials said the latest engine trial is the third such test in recent weeks using similar technology.
One official said that the initial assessment indicates that the engine technology could possibly be used in an eventual intercontinental ballistic missile.