Over the weekend, North Korea launched a further batch of balloons carrying waste across the border, causing chaos in the south and provoking anger from Seoul officials. The response from South Korea signals that the heightening tensions between the two may soon spill over into a more significant confrontation.

Mounds of wastepaper and filth will soon be scattered over the border areas and the interior of the ROK [South Korea] and it will directly experience how much effort is required to remove them.’

South Korea said Monday it would take "decisive military action" if anyone is killed by the wave of trash-carrying balloons being launched across the border by North Korea.Shortly after the North's launch of trash-filled balloons in May,

North Korea launched a fresh wave of “trash balloons" toward its southern neighbors Wednesday night, according to local media.

South Korea warned of possible military actions if North Korea continues to fly more trash balloons across the border, a rare direct threat of retaliation since Pyongyang started sending them in May.