North Korea files letter claiming Seoul staged DMZ mine blast

North Korea has formally accused South Korea of staging a landmine explosion inside the Demilitarized Zone. Pyongyang sent a letter to the United Nations Security Council on Sunday to challenge the narrative surrounding the September 21 incident. The letter claims the blast was a provocation designed to shift blame.

The North Korean permanent representative wrote to the council regarding what they described as a dubious mine explosion. The document warns that violations of sovereignty could trigger self-defense measures. It labels the South Korean response as a farce intended to evade responsibility for rising tensions on the peninsula.

South Korea previously attributed the injury of three soldiers to North Korean landmines. Seoul argues that the explosion occurred within the zone separating the two countries. The South Korean Foreign Ministry sent its own letter to the UNSC president last week. That document called the blast a clear violation of the armistice agreement.

The United States-led UN Command supports the South Korean position. It stated that the placement of mines by North Korea breached the 1953 Armistice Agreement. That treaty ended hostilities in the Korean War. Both sides now point to the same international body to validate their claims.

Pyongyang’s letter defends its ongoing border fortification efforts. It describes these actions as a legitimate exercise of sovereignty under the UN Charter. The North Korean representative also criticized South Korea for firing warning shots at soldiers near the Military Demarcation Line. Seoul maintains it fires these shots to prompt North Korean personnel to retreat when they cross the line.

Tensions have escalated in recent years as North Korea builds tactical roads and fences near the border. The South Korean Defence Ministry proposed military talks to Pyongyang just days before the North Korean letter arrived at the UN. The goal of those talks is to mutually confirm the precise location of the border to reduce the risk of accidental clashes.