Hanahoe
Secret officers' club of Chun, Roh and others -- the faction. A faction or legal office in the 12 December 1979 coup file -- past politics, not a present directory.
DSC, Hanahoe networks, 9th Division and other units that moved versus the formal Army HQ under Jeong -- a historical faction map. Not a present ROK ORBAT.
USFK/CFC as an alliance context, not as the author of the night.
Systems
10.26
26 October 1979 assassination of Park Chung-hee.
DSC
Defense Security Command -- Chun's institutional base.
Chun Doo-hwan as centre
The centre of 12.12 and of the Fifth Republic. Convicted in the 1990s; a contested death-and-memory figure after 2021.
Jeong Seung-hwa as legal object
The legal army head arrested on 12.12 -- the coup's immediate object.
Civilian / alliance context
John A. Wickham Jr. (USFK commander): The named US general in later arguments about what Washington knew -- a source in alliance history, not a coup commander. Named as history, not as a remote-control cartoon.
Meters
Geographic / demographic scale
18
Peak political violence
42
How long it defined a period
28
Tech or method shift
12
Borders, regimes, law, alliances
52
Film, school, ritual density
44
Hotspots
Vacuum
26 Oct-11 Dec 1979: Assassination; investigation politics. Named as historical geography of 12 December 1979 coup, not as a targeting list.
The night
12 Dec 1979: Hanahoe seizes the army centre. Named as historical geography of 12 December 1979 coup, not as a targeting list.
Gwangju
May 1980: The civic sequel. Named as historical geography of 12 December 1979 coup, not as a targeting list.
Fifth Republic
1980-87: Chun years; 1987 break. Named as historical geography of 12 December 1979 coup, not as a targeting list.
Trials and film
1995-: Legal and cultural afterlife. Named as historical geography of 12 December 1979 coup, not as a targeting list.
Materials
Chronology (12 December 1979 (night of the seizure; 17 May 1980 and Gwangju follow))
12 December 1979 coup is bounded as 12 December 1979 (night of the seizure; 17 May 1980 and Gwangju follow). 1979-10-26 opens the usual narrative (Park assassinated); 2010s-20s closes it (Cinema / civic memory).
Theatre: Seoul: Army HQ, Hanahoe networks, after Park Ch.
Place is evidence. Seoul: Army HQ, Hanahoe networks, after Park Chung-hee's assassination is where 12 December 1979 coup happened -- a map for readers, not a guide for repeating it.
Human-cost band
limited shooting in Seoul on 12.12; Gwangju May 1980 dead in the hundreds (official and higher civic estimates) -- a sequel ledger Keep the figure as a range. Spectacle integers are not a census.
12.12
The night Jeong Seung-hwa was seized. A material of the 12 December 1979 coup vocabulary, dated to 12 December 1979 (night of the seizure; 17 May 1980 and Gwangju follow).
No street-by-street movement guide. Dates and institutions only.
Secret officer clubs are named as a past pathology.