The North threatened to walk away if Seoul continued to refuse to repatriate 12 North Korean restaurant workers who defected to the South in mysterious circumstances in 2016.
Park Hong-seo, 88, had hoped to see his older brother for the first time since 1946, when numerous family fled south to avoid communist rule.
Tech-savvy North Koreans hide their secret caches of games from the authorities using some pretty simplistic methods as well.
Once a single country, North and South Korea were divided into a USA -backed, capitalistic South and a Soviet-supported, socialist North at the end of World War II in 1945.
It's a unsafe nation to be caught playing or utilizing materials that aren't expressly approved for use, to be sure, but it appears that the medium is catching on in a way that could see a market flourishing in the future.
At the meeting, as soon as 99-year-old South Korean Han Shin-ja approached her table, her two daughters - aged 69 and 72 - bowed their heads deeply towards her and burst into tears.
Because the conflict ended with an armistice rather than a peace treaty, the two Koreas have remained technically at war.
One 92-year-old South Korean woman wept and stroked the wrinkled cheeks of her 71-year-old North Korean son.
Most of those taking part are elderly people who are eager to see their loved ones once more before they die.
Almost 20,000 people have participated in 20 rounds of face-to-face reunions held between the countries since 2000.
"What shall I ask?" she said. More than 131,000 people are registered as separated family members in South Korea, according to the government.
Buses carrying about 90 elderly South Koreans and their family members were moving into the Diamond Mountain resort after crossing into North Korea.
"It is a shame for both governments in the South and the North that numerous families have passed away without knowing whether or not their lost relatives were alive", South Korean President Moon Jae-in told a meeting with presidential secretaries Monday.
The son is now 71 and Lee has been told that he will bring his daughter-in-law to the meeting.
This is the first in three years.
North Korean leader Kim Jong Un and South Korean President Moon Jae-in agreed to the latest round of reunions during their first summit in April.
Most have had no word on whether their relatives are still alive because they are not allowed to visit each other across the border or even exchange letters, phone calls or emails.
North Korea has shifted to diplomacy in recent months.
The reunions, which began in 1985, can be a traumatic experience, say survivors, who know they are unlikely to see their relatives again, since many are 80 or older and first-timers typically get priority for visits. Trump then met Kim in Singapore in June, although there has since been little indication that the North Koreans are genuinely willing to abandon their nuclear program.
"It is a shame for both governments that numerous families have passed away without knowing whether their lost relatives were alive", he told presidential secretaries at a meeting.
Past reunions have produced powerful images of elderly Koreans crying, embracing and caressing each other.
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Credit rating agencies S&P and Moody's both downgraded Turkey late Friday, stoking fears about the state of the Turkish economy . The embassy was set to be closed this week for a public holiday to mark the Islamic Eid Al Adha festival.