Coup Atlas Research Database
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09510111968SuccessfulMilitary coup

Panama, 1968 — military coup

Panama (PAN)Central America, AmericasOctober 11, 1968

Event Summary

On October 11, 1968 Panama's National Guard overthrew President Arnulfo Arias just eleven days into his term, the coup that brought the military to power and set Omar Torrijos on the path to ruling Panama. Arias, a veteran populist elected in the May 1968 general election, had taken office October 1 and quickly moved to reshuffle and weaken the National Guard command, alarming its officers. On Friday, October 11 the Guard, led by Major Boris Martinez and Lieutenant Colonel Jose Humberto Ramos with other officers, deposed Arias while he was at a movie theater in Panama City; troops with machine guns surrounded his residence, and Arias took refuge in the US-controlled Panama Canal Zone before going into exile.

A Provisional Junta of Government was installed, but Martinez and Lieutenant Colonel Omar Torrijos were the real powers; Torrijos was soon promoted to full colonel and named commandant of the National Guard. The junta barred political activity, shut the legislature, and seized newspapers. In February 1969 Torrijos ousted and exiled Martinez, emerging as Panama's de facto military ruler until his death in 1981.

Researched Details

Researched

Independent research, added record by record. Hover any label for what it means.

Target identified in Coup Atlas research: President Arnulfo Arias, deposed on October 11, 1968 eleven days into his term; he fled to the US-controlled Panama Canal Zone and then into exile, and was not physically harmed.
RESEARCHED NAME
Key figures
Arnulfo Arias (deposed president who fled to the Canal Zone)
Boris Martinez (major who commanded the coup)
Jose Humberto Ramos (lieutenant colonel co-leader)
Omar Torrijos (lieutenant colonel who became the de facto ruler)

Sources

The 1968 Panamanian coup took place on October 11, 1968, when the National Guard, led by Major Boris Martinez, Lieutenant Colonel Jose Humberto Ramos, Ruben Dario Paredes, and other officers, overthrew President Arnulfo Arias, who had been elected in the May 12 general election and assumed office on October 1; the National Guard deposed Arias while he was in a movie theater in Panama City, and upon learning of the events he took refuge in the Panama Canal Zone under the control of the US Army.
SOURCE REVIEWED Wikipedia, 1968 Panamanian coup d'etat open source ↗
On October 12 the newspaper El Mundo reported that a military junta took power and that National Guard troops with machine guns surrounded the residence of Arnulfo Arias, who managed to take refuge in the Panama Canal Zone, while sporadic shots were heard in the slum areas of Panama City and all civil rights had been suspended.
SOURCE REVIEWED Wikipedia, 1968 Panamanian coup d'etat open source ↗
Although a Provisional Junta of Government was appointed, Martinez and Torrijos were the true leaders from the beginning; soon after the coup Torrijos was promoted to full colonel and named commandant of the National Guard, and the junta barred all political activity, shut down the legislature, and seized control of newspapers, before Torrijos ousted and exiled Martinez to Miami on February 23, 1969.
SOURCE REVIEWED Military History wiki mirror of Wikipedia, 1968 Panamanian coup d'etat open source ↗
A US State Department record lists Arnulfo Arias Madrid as President of Panama from October 1 to October 12, 1968, and Lieutenant Colonel Omar Torrijos Herrera as Secretary of the General Staff of the Panamanian National Guard in October 1968, thereafter Colonel and Chief of Staff of the National Guard.
SOURCE REVIEWED Foreign Relations of the United States, 1964-1968, Volume XXXI, Persons open source ↗

Editorial Note

Fate coding: Arias fled to the US-controlled Panama Canal Zone and then into exile, matching the dataset's fled the country fate; he was not physically harmed, though sources note sporadic shooting in the city with a man and woman wounded. Date nuance: the coup is dated October 11, 1968 (the dataset's date and the Friday of the takeover), with some records noting Arias's presidency ending October 12; both are preserved. Arc note: this coup began seventeen years of military rule; Omar Torrijos consolidated power by exiling his co-leader Martinez in February 1969 and negotiated the Panama Canal treaties before dying in a 1981 plane crash, and the line runs to Manuel Noriega, all separate later events.

Cross-Reference

Datasets agree. At least two of the three reference datasets we check against carry this event, and none of them disagrees about its date or its result.

Identifiers for finding this same event in the other datasets:

Cline Center id
09510111968
Albrecht/Koehler/Schutz (CAM) id
CAM-95-1968-10-12

How the match is made is described in crossref-report.md.

Outcome and Target

Coup Atlas research identifies the target as: President Arnulfo Arias, deposed on October 11, 1968 eleven days into his term; he fled to the US-controlled Panama Canal Zone and then into exile, and was not physically harmed..

Baseline coding: Incumbent executive removed from power. Recorded leader fate: deposed; fled the country. The baseline file does not name individual targets; researched names are kept in a separate layer.

Baseline Dataset Citation

Cline Center Coup d’État Project Dataset, v2.2.2
Peyton, Buddy, Joseph Bajjalieh, Michael Martin, and Andrea Gerald. 2026. Cline Center Coup d’État Project Dataset. Cline Center for Advanced Social Research. V.2.2.2. February 17. University of Illinois Urbana-Champaign. doi: 10.13012/B2IDB-9651987_V10
⚑ This citation establishes the coded baseline record; use the claim-level sources above for the researched narrative.

Baseline Source-Document Entries

CSP

Named in the baseline source document; no article citation was recorded.

Luttwak

Named in the baseline source document; no article citation was recorded.

Powell and Thyne

Named in the baseline source document; no article citation was recorded.

Wikipedia

New York Times

“Panama Quiet after two form Junta,” October 13, 1968
“Col. Jose M. Pinilla Is Dead at 60, Panamanian President in ’68-’69,” August 14, 1979
“Panama Leader Killed in Crash in Bad Weather,” August 2, 1981
“Panamanians to Vote in August For First Time Since 68 Coup,” by Richard Severo, June 19, 1972
“Crisis for Panama: A Power Vacuum,” August 3, 1981

This is the citation trail carried by the baseline dataset, grouped by outlet and rejoined from the line-wrapped original. Coup Atlas has not independently re-checked every document; read the original before citing a specific claim. URLs the import damaged beyond safe repair are shown as plain text and listed in citations-report.md. How this list is built →

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