It spurred economic joint projects and reunions of families split by their shared border – the world's most heavily fortified.
It also earned Kim the Nobel Peace Prize for his efforts to engage the North through his so-called sunshine policy.
"Well I really think that North Korea has taken a great positive step... Bravo North Korea"
andrew, Kampala, Uganda
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South Korea's presidential office said in a statement the second inter-Korean summit "will contribute to substantially opening the era of peace and prosperity between the two Koreas".
Pyongyang in a statement also confirmed that intelligence chiefs from both countries had signed an agreement on the summit on Sunday.
"The meeting between the top leaders of the North and the South will be of weighty significance in opening a new phase of peace on the Korean peninsula," North Korea's official Korean Central News Agency quoted from the statement.
Officials from both sides will be meeting at the North Korean border city of Kaesong before that to make arrangements for the August 28-30 summit.
News of the summit follows this year's agreement by North Korea with the US and regional powers to move towards ending its nuclear weapons programme in return for massive aid.
Last month North Korea shut down its nuclear reactor at Yongbyon.