During his surprise talks with President Moon Jae-in.

along with additional checkpoints on key roads.The North is also believed to operate a large chemical weapons program.

North Korea withdrew from the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) and conducted six nuclear tests since 2006.fueling speculation that North Korea.may seek to hide its atomic weapons there.

This means it is relatively sparsely populated and has plenty of opportunities for underground excavations to conceal stockpiles of weapons and facilities to conduct further research.The regime touted nuclear bombs as the best guarantee of survival despite decades of negotiations.

The designation of the zone was discussed during a meeting involving the Ministry of State Security officials in April.

according to sources familiar with Pyongyang.Gemini noted that this means ship burials occured far earlier than researchers previously believed.

The mound has been used for centuries.Archaeologists in Norway recently unearthed the remains of a Viking ship at a burial mound in the countrys Trndelag region.

because it was believed they offered safe passage to the afterlife.The archaeologists were conducting a small survey at the burial mound.