Unification Ministry: N. Korean Leader’s Nuclear Facility Visit Signals Continued Nuclear Buildup

In North Korea on 4 June 2026, Kim Jong Un inspected a new nuclear plant that produces fuel for nuclear weapons and called for building up nuclear forces at an 'exponential' rate. Kim said the country had more than doubled its capacity to produce nuclear material.

South Korea's Unification Ministry said the visit signals a continued nuclear buildup. The Times of India described the visit as a message from Kim to Trump and South Korea.