Coup Atlas Research Database
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64005271960SuccessfulMilitary coup

Turkey, 1960 — military coup

Turkey (TUR)Western Asia, AsiaMay 27, 1960

Event Summary

On 27 May 1960 a military coup overthrew the government of Turkish Prime Minister Adnan Menderes. Menderes and hundreds of Democrat Party leaders were arrested; after a trial lasting 11 months on charges including corruption, Menderes was sentenced to death and, following a suicide attempt, was hanged.

Researched Details

Researched

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

Target identified in Coup Atlas research: Adnan Menderes, Prime Minister of Turkey (overthrown, later executed)
RESEARCHED NAME

Sources

On 27 May 1960 a military coup overthrew Menderes's government.
SOURCE REVIEWED Encyclopaedia Britannica, "Adnan Menderes" open source ↗
Menderes and hundreds of Democrat Party leaders were arrested and tried over 11 months.
SOURCE REVIEWED Encyclopaedia Britannica, "Adnan Menderes" open source ↗
Menderes was sentenced to death and, after a suicide attempt, was hanged.
SOURCE REVIEWED Encyclopaedia Britannica, "Adnan Menderes" open source ↗

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
64005271960
Albrecht/Koehler/Schutz (CAM) id
CAM-640-1960-05-27

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

Outcome and Target

Coup Atlas research identifies the target as: Adnan Menderes, Prime Minister of Turkey (overthrown, later executed).

Baseline coding: Incumbent executive removed from power. Recorded leader fate: deposed; killed; arrested or jailed; tried. 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 (21 May 1960)

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

Wikipedia

New York Times

“Army takes Control in Turkey; Menderes and His cabinet Seized,” May 28, 1960
“Junta in Control,” May 28, 1960
“Military Rule In Turkey,” May 28, 1960
“U.S. Envoy Reassured,” May 28, 1960

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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