..1969. 03. 08 The inaugural meeting (President : Hyung Sup Choi)
..1969. 09. 25 The first issue of Journal of Korean Nuclear Society
..1969. 12. 25 Issue of Journal of KNS, Vol. 1, No. 2
..1970. 03. 25 Issue of Journal of KNS, Vol. 2, No. 1 (Afterwards, quarterly publication)
..1970. 05. 26 The second regular general meeting and conference
..1970. 07. 10 Symposium on industrial utilization of large unit radio-isotopes
..1971. 05. 21 The second president: Hyung Sup Choi
..1971. 06. 29 Symposium on development of nuclear science and technology
..1973. 05. 04 The third president: Hyung Sup Choi
..1973. 11. 29 Symposium on energy development and environment management
..1975. 05. 09 The fourth president: Hyung Sup Choi
..1977. 05. 20 The fifth president: Hyung Sup Choi
..1977. 07. 06 Project on establishment of industrial standard for NPP equipments
..1977. 10. 01 Project on establishment of general standard for medical X-ray devices
..1978. 07. 01 International workshop on computerized tomography
..1979. 05. 25 The sixth president: Kyung Ho Hyun
..1980. 11. 21 The seventh president: Se Hee Ahn
..1981. 05. 22 Corporation approval from MOST
..1983. 05. 10 Seminar on nuclear reactor safety
..1983. 09. 01 The eighth president: Jong Hee Cha
..1985. 05. 18 Workshop on nuclear reactor safety and thermal hydraulics
..1985. 05. 19 - 23 Holding the fifth PBNC
..1985. 09. 01 The ninth president: Byung Whee Lee
..1986. 04. 19 Workshop on NPP design in 1990s
..1986. 04. 02 - 05.02 The first KAIF and KNS joint regular general meeting and conference
..1987. 08. 31 Project on survey of nuclear education in Korea
..1987. 09. 01 Symposium on NPP lifetime extension
..1987. 10. 15 The tenth president: Pil Soon Han
..1987. 10. 31 The twentieth regular general meeting and '87 autumn conference
..1988. 05. 28 '88 spring conference of KNS
..1988. 08 Organization of the tenth council
..1988. 10. 29 The twenty-first regular general meeting and '88 autumn conference
..1988. 11. 14-17 Holding the third international thermal hydraulics and operation of NPP
..1989. 04. 19 The fourth KAIF and KNS joint regular general meeting and international conference on NPP vessel technology
..1989. 05. 27 '89 spring conference of KNS
..1989. 08 The eleventh president: Chang Gun Lee
..1989. 10. 28 The twenty-second regular general meeting and '89 autumn conference
..1990. 04. 17 - 19

The fifth KAIF and KNS joint regular general meeting and conference on international cooperation for next generation nuclear science and technology

..1990. 05. 26 '90 spring conference of KNS
..1990. 10. 27 The twenty-third regular general meeting and '90 autumn conference
..1991. 04. 15 - 17 The sixth KAIF and KNS joint regular general meeting
..1991. 05 '91 spring conference of KNS
..1991. 09 The twelfth president: Yong Goo Yun
..1991. 10. 21 - 23 '91 International conference on waste management
..1991. 10. 26 The twenty-fourth regular general meeting and '91 autumn conference
..1992. 04 The seventh KAIF and KNS joint regular general meeting
..1992. 05. 29 - 30 '92 spring conference of KNS
..1992. 10. 31 The twenty-fifth regular general meeting and '92 autumn conference
..1993. 04. 20 - 21 The eighth KAIF/KNS/KNEF joint regular general meeting
..1993. 05. 21 - 22 '93 spring conference of KNS
..1993. 07. 12 - 1994. 02. 28 Project on "Establishment of long-term nuclear policy"
..1993. 07. 21 - 1994. 07. 20 Project on "Policy of liquid metal reactor development in Korea"
..1993. 09. The thirteenth president: Yong Gyu Lim
..1993. 10. 30 The twenty-sixth regular general meeting and '93 autumn conference
..1994. 04. 06 - 08 The ninth KAIF/KNS/KNEF joint regular general meeting
..1994. 05. 27 - 28 '94 spring conference of KNS
..1994. 10. 30

The twenty-fifth anniversary regular general meeting and '94 autumn conference

..1995. 02 Issue of journal of KNS, Vol. 27, No. 1 (Afterwards, bimonthly publication)
..1995. 03 - 1996. 06

Project on "Nuclear infrastructure development for countermove to international trade environment and achievement of technical competitiveness"

..1995. 04. 06 - 07 The tenth KAIF/KNS joint regular general meeting
..1995. 05. 26 - 27 '95 spring conference of KNS
..1995. 09. The fourteenth president: Chang Hyo Kim
..1995. 10. 28 The twenty-eighth regular general meeting and '95 autumn conference
..1995. 11 - 1996. 08 Project on "Nuclear Promotion Master Plan"
..1996. 03. 15 The first issue of KNS news letter, NUTOPIA
..1996. 04. 11 - 12 The eleventh KAIF/KNS joint regular general meeting
..1996. 05. 15 The second issue of KNS news letter, NUTOPIA (Afterwards, bimonthly publication)
..1996. 5. 31 - 06. 01 '96 spring conference of KNS
..1996. 10. 10 - 19 Project on "Nuclear Research and Development Plan"
..1996. 10. 31 - 11. 01 The twenty-ninth regular general meeting and '96 autumn conference
..1997. 04. 03 - 04 The twelfth KAIF/KNS joint regular general meeting
..1997. 05. 30 - 31 '97 spring conference of KNS
..1997. 09. 01 The fifteenth president: Seong Nyeon Kim
..1997. 10. 24 - 25 The thirtieth regular general meeting and '97 autumn conference
..1998. 01. 05 - 06.05 Project on "Development strategy of NPP design computational codes"
..1998. 04. 14 - 15 The thirteenth KAIF/KNS joint regular general meeting
..1998. 5. 29 - 30 '98 spring conference of KNS
..1998. 10. 30 - 31 The thirty-first regular general meeting and '98 autumn conference
..1999. 04. 07 - 09 The fourteenth KAIF/KNS joint regular general meeting
..1999. 05. 29 - 30 ..1999. 05. 29 - 30 '99 spring conference of KNS
..1999. 08. 15 - 21 Holding SMiRT-15
..1999. 09. 01 The sixteenth president: Chang Soon Kang
..1999. 10. 29 - 30 The thirtieth anniversary regular general meeting and '99 autumn conference
..2000. 01. 26 Supplementary agreement on student exchange program between KNS and AESJ
..2000. 04.18 - 20 The fifteenth KAIF/KNS joint regular general meeting
..2000. 05. 26 - 27 2000 spring conference of KNS
..2000. 08. 01 - 2001. 04 Project on "SMART development"
..2000. 10. 23 - 2001. 6. 23 Consultancy on Nuclear Promotion Master Plan (Draft)
..2000. 10. 26 - 27 The thirty-third regular general meeting and autumn conference
..2001. 05. 24 - 25 2001 spring conference of KNS
..2001. 09. 01 - The seventeenth president: Jae In Shin
..2001. 10. 24 - 26 The thirty-fourth regular general meeting and autumn conference