Ground broken at Gwangyang, and a second axis built alongside steel: POSTECH and RIST — education and research.
- 1983age 56
Dredging and reclamation begin for the Gwangyang Works.

Dredging and reclamation for the POSCO Gwangyang Works - 1986age 59
POSTECH opens.

Inspecting the university construction site (August 1986) - 1987age 60
POSTECH holds its first entrance ceremony. The Research Institute of Industrial Science and Technology (RIST) is founded. The first phase at Gwangyang is completed, and he receives the 114th Bessemer Gold Medal of the Metals Society in Britain (13 May).

Receiving the Bessemer Gold Medal from Atherton, president of the Metals Society (13 May 1987) - 1988age 61
Elected to the 13th National Assembly as a proportional-representation member for the Democratic Justice Party.
- 1990age 63
Becomes chairman of the Democratic Justice Party. On the founding of the Democratic Liberal Party, joins its supreme council.
※ For every period in one table, see the full chronology.