After you have upped the voltage a notch in recent days, North Korea took action by destroying the liaison office with the South at Kaesong, a city located near the border, according to information from the ministry of Unification in Seoul. "North Korea blew up the liaison office in Kaesong to 14 h 49" (6: 49: GMT), announced the spokesman of the ministry in charge of relations between the two Koreas in a press release of a line sent to the press.

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This announcement came a few minutes after the news agency south Korean Yonhap has reported an explosion heard and smoke seen rising from an industrial complex joint which houses the liaison office cross-border. This destruction occurs after threats were made this weekend by Kim Yo-jong, sister of north Korean leader Kim Jong-un. "In a short time, the unnecessary liaison office between the North and the South will be completely destroyed during a tragic scene ", she warned.

Attacks of vitriol

Since the beginning of the month, Pyongyang has stepped up the attacks the vitriol against its neighbor, in particular against the defectors north Korean, from South, send to North leaflets of propaganda across the demilitarized zone. And, last week, the north Korean regime announced the closure of its channels of communication in political and military terms with the" enemy " of south korea.

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The leaflets, which are often attached to balloons that fly up to the territory of north korea, or inserted in bottles thrown into the border river, typically contain criticisms of the balance sheet of Kim Jong-un in the field of human rights, or its nuclear ambitions. Some experts believe that Pyongyang is seeking to provoke a crisis with Seoul at a time when the nuclear negotiations with Washington are at the stop.