North Korean leader Kim Jong Un has called for bolstering nuclear forces this year during a visit to a nuclear material production base and nuclear weapons institute, state media KCNA reported on Wednesday.

South Korea rebuked President Trump’s remarks calling North Korea a “nuclear power,” raising concern about the relationship between the two countries. “North Korea’s denuclearization remains a

U.S. President Donald Trump will pursue the "complete denuclearization of North Korea," a White House official said Tuesday, amid questions over whether Trump's recent reference to the North as a "nuclear power" signaled any policy shift.