Coup Atlas Research Database
← Back to explorer
15012121959AttemptedDissident coup

Paraguay, 1959 — dissident coup attempt

Paraguay (PRY)South America, AmericasDecember 12, 1959

Event Summary

The dataset records an attempted dissident coup against Paraguay on 12 December 1959, during the consolidation of General Alfredo Stroessner's dictatorship, at the end of a year in which the regime crushed a wave of armed exile incursions and internal opposition. In 1959 Stroessner faced guerrilla columns mounted by exiled opponents, including forces linked to the Movimiento 14 de Mayo and other groups operating from Argentina, part of the post-Cuban Revolution ferment that swept armed challenges across the region. He also purged the Colorado Party and dissolved a Congress that had called for liberalization.

Any coup attempt in December 1959 came within that turbulence and did not dislodge Stroessner, who tightened his repressive grip and ruled Paraguay until he was finally overthrown by General Andres Rodriguez in February 1989.

Researched Details

Researched

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

Target identified in Coup Atlas research: President Alfredo Stroessner survived and ruled Paraguay until his overthrow in 1989
RESEARCHED NAME
Key figures
Alfredo Stroessner (president of Paraguay, target)
Exiled opposition and guerrilla columns (plotters)

Sources

Stroessner ruled Paraguay as a de facto one-party military dictatorship for almost 35 years, from 15 August 1954 to 3 February 1989.
SOURCE REVIEWED Wikipedia, Dictatorship of Alfredo Stroessner open source ↗
In 1959 Stroessner dissolved the Colorado dominated Congress after it demanded liberalization, and his regime faced and suppressed exile guerrilla incursions during the post-Cuban Revolution period.
SOURCE REVIEWED Wikipedia, Dictatorship of Alfredo Stroessner open source ↗
Stroessner used political repression, threats, and death squads to secure his longevity, purging rivals within the party and military throughout his rule.
SOURCE REVIEWED Wikipedia, Dictatorship of Alfredo Stroessner open source ↗
Stroessner was overthrown in a coup led by his own general Andres Rodriguez on 3 February 1989, ending the Stronato.
SOURCE REVIEWED Wikipedia, Dictatorship of Alfredo Stroessner open source ↗

Editorial Note

No discrete documentation of a coup attempt precisely on 12 December 1959 was found in accessible English sources this session; the entry records the dataset's coding and the verified context of Stroessner's 1959 crackdown on exile incursions and internal dissent, with plotter identity for this specific date unconfirmed, flagged. Follows the Paraguay 1955 record in batch 60.

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
15012121959

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

Outcome and Target

Coup Atlas research identifies the target as: President Alfredo Stroessner survived and ruled Paraguay until his overthrow in 1989.

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

New York Times

“PARAGUAY TROOPS ADVANCE ON REBELS,” December 24, 1959

The Observer

“Exiles Invading Paraguay,” December 13, 1959

Baltimore Sun

“Invasion try is squashed: rebels give up without a fight, Paraguay reports,” December 13, 1959

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 →

Know something about this event?
Tips are reviewed against sources before anything is added.