The meeting comes amid USA concerns that the warming ties may be outpacing negotiations to dismantle North Korea's nuclear and missile programmes.
Passed on the eve of a bilateral summit South Korean President moon Jae-In and the leader of the DPRK Kim Jong-UN in Pyongyang.
He's in charge of coordinating a strategy on North Korea and dealing with a broad range of alliance issues, such as splitting the cost of U.S. Forces Korea and maintaining partnerships on sanctions against Pyongyang and Tehran.
In a third meeting this year, senior officials from North and South Korea have agreed to bolster military, sporting and diplomatic ties in talks aimed at resolving ongoing denuclearization issues.
Speaking to the French daily ahead of a meeting with President Emmanuel Macron, Moon explained why he believes North Korea's Kim Jong Un will deliver on the pledges made at his historic summit with the USA leader in June.
"Decades of confrontation between the two Koreas since the armistice ended the Korean War delayed the development of democracy".
At the talks, the South Korean delegation was led by Unification Minister Cho Myoung Gyon, with the North Korean delegation fronted by Ri Son Gwon, chairman of the Committee for the Peaceful Reunification of the Country.
"The South and North reached the agreement after sincerely discussing action plans to develop inter-Korean relations to a new, higher stage", said a joint statement released by the South's Unification Ministry.
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Prince Harry battled the elements to thank the hundreds of residents for "welcoming me and my wife so warmly, and wet today". Their first official engagement in Dubbo was at the dedication of a new plane for the Royal Flying Doctor Service.
Earlier, a State Department official warned the heads of South Korean companies who look forward to doing business with North Korea not to view exceptional authorizations in dealing with the North as an easing of overall sanctions.
At the most recent summit between Moon and Kim, the two leaders committed to reviving economic cooperation when possible, voicing optimism that global sanctions could end and allow such activity.
What Happened: North and South Korea have agreed to start work on reconnecting the railways and roads between their two countries in late November or early December, Reuters reported October 15.
They also announced measures to reduce conventional military threats, such as creating buffer zones along their land and sea boundaries and a no-fly zone above the border, removing 11 front-line guard posts by December, and demining sections of the Demilitarized Zone.
Ms Kang was not specific, but her comments fuelled speculation that Washington was not fully on board before Seoul signed the agreement.
She said the US special representative for North Korea, Stephen Biegun, held talks with Russian Deputy Foreign Ministers Igor Morgulov and Sergei Ryabkov in Moscow on Tuesday and emphasized "the need to continue fully coordinated communication to ensure that denuclearisation proceeds as quickly as possible".
"My clear understanding from the talks with the North is that North Korea is experiencing huge economic difficulties because of the continued economic sanctions imposed by the worldwide community".
The line was briefly reconnected during a previous era of rapprochement between the rivals in the 2000s.