In addition to the side effects from the use of toxic defoliants suffered by Korean troops in the Vietnam War, the government has now confirmed the use of the same chemicals in 1968 and 1969 along the DMZ. In some respects it was inevitable that these had to be used to clear fire zones after repeated infiltration and an attack on Cheong Wa dae by North Korean commandos, but warnings of the nature of the defoliants should have been given to troops and precautions should have been taken to limit their exposure.
According to the Ministry of National Defence (MoND) a total of 59,000 gallons of Agent Orange, Agent Blue and Nuruon were sprayed over approximately 80 million square meters, and in 1968, 26,639 soldiers were exposed to them, with no records available for 1969. One gram of dioxin contained in the defoliant is sufficient to kill 20,000 people, and so it is highly likely that some of the soldiers suffered from side effects.
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