Coup Atlas Research Database
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05204211970AttemptedDissident coup

Trinidad and Tobago, 1970 — dissident coup attempt

Trinidad and Tobago (TTO)Caribbean, AmericasApril 21, 1970

Event Summary

In April 1970 Trinidad and Tobago was convulsed by the Black Power Revolution, a wave of mass demonstrations and unrest against the government of Prime Minister Eric Williams, which climaxed on 21 April 1970 when a section of the Trinidad Defence Force mutinied at the Teteron Barracks. Months of protests led by the National Joint Action Committee over racial and economic inequality had brought tens of thousands into the streets. When Williams declared a state of emergency and detained opposition leaders on 21 April, junior officers Raffique Shah and Rex Lassalle led about 300 soldiers in a mutiny, seizing the army's main barracks and armory and threatening to march on the capital.

But the Coast Guard shelled the road from Teteron, and the mutiny was contained without the soldiers linking up with the street protesters. Loyal forces and the state of emergency restored order. Williams survived, later reformed the security forces, and the mutineers were court-martialed, though many convictions were overturned on appeal.

Researched Details

Researched

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

Target identified in Coup Atlas research: Prime Minister Eric Williams survived the army mutiny and Black Power unrest and remained in power
RESEARCHED NAME
Key figures
Eric Williams (prime minister of Trinidad and Tobago, target)
Raffique Shah and Rex Lassalle (mutiny leaders)
National Joint Action Committee (protest movement)

Sources

The Black Power Revolution in Trinidad and Tobago was an attempt by elements within the society to effect socioeconomic and political change, consisting of protests and a mutiny in 1970 against the government of Prime Minister Eric Williams.
SOURCE REVIEWED Wikipedia, Black Power Revolution open source ↗
On 21 April 1970, after Williams declared a state of emergency and detained several opposition leaders, a portion of the Trinidad Defence Force mutinied under the leadership of Raffique Shah and Rex Lassalle at Teteron Barracks.
SOURCE REVIEWED Wikipedia, Black Power Revolution open source ↗
The mutineers seized the army barracks and armory, but the Coast Guard remained loyal and shelled the road from Teteron, preventing the mutineers from advancing on the capital.
SOURCE REVIEWED Wikipedia, Black Power Revolution open source ↗
The mutiny was contained and the state of emergency restored order, with the mutineers later court-martialed, though many convictions were overturned on appeal.
SOURCE REVIEWED Wikipedia, Black Power Revolution open source ↗

Editorial Note

Date match to the 21 April 1970 army mutiny during the Black Power Revolution. Dataset codes it a dissident coup with leader unharmed, reflecting the mutiny against Williams's government. First Trinidad and Tobago record in the dataset run; fine detail is well documented though some day level specifics are lightly sourced this session.

Cross-Reference

Only one dataset carries it. One of the three reference datasets we check against carries this event; the others do not list it. That is not a contradiction — the datasets cover different periods and use different thresholds — but it means the record has had less outside corroboration.

Identifiers for finding this same event in the other datasets:

Cline Center id
05204211970

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

Outcome and Target

Coup Atlas research identifies the target as: Prime Minister Eric Williams survived the army mutiny and Black Power unrest and remained in power.

Baseline coding: Coup attempt failed to remove the incumbent. Recorded leader fate: remained in office; not physically harmed. 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

Luttwak

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

Wikipedia

Detroit Free Press

“U.S. Warships off Trinidad and As British Send in Troops,” April 23, 1970

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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