The North Korean leader's powerful sister said on Thursday that the country has never taken down propaganda loudspeakers and will not do so, calling South Korea's belief that Pyongyang was responding to its peace overtures a "pipedream.

Relations between the two Koreas were at an all time low in years under South Korea’s former President Yoon Suk Yeol, who was impeached over his martial law declaration last December, as the two sides engaged in tit-for-tat psychological warfare campaigns.