Experts say Kim's public demand for more weapons-grade nuclear material is a calculated move to take denuclearisation off the table North Korean leader Kim Jong-un's latest public push to expand his country's nuclear arsenal is part of a calculated move to pressure Washington into accepting arms reduction talks instead of full denuclearisation,

North Korean leader Kim Jong Un called for "indefinitely" strengthening his regime's nuclear weapons capacity, state media reported Wednesday.

A North Korean media outlet says the country's leader Kim Jong Un has visited a nuclear weapons institute and a base where nuclear material is produced.

North Korean leader Kim Jong Un visits the country's nuclear material production base and nuclear weapons institute, at an undisclosed location in North Korea, in this photo released by North Korea's official Korean Central News Agency on January 29,

North Korean leader Kim Jong Un has inspected a facility that produces nuclear material and called for bolstering the country’s nuclear capability, state media reports.

Kim Jong Un has inspected a facility that produces nuclear material and called for bolstering the country’s nuclear capability.

Kim Jong-un has inspected a nuclear-material production base and a nuclear weapons institute, emphasizing that strengthening the nuclear shield is "indispensable" amid a long-term confrontation with "the most vicious hostile countries.

Kim Jong Un vowed North Korea's nuclear program would continue "indefinitely" just days after Trump said he would make renewed diplomatic moves to the leader.