Portrait of Mahamat Déby

Photo: United States Department of State Africa U.S.-Africa Leaders Summit: Photos and Videos · Public domain

Born in Chad · Nationality Chadian — Politics / military junta / presidency / elections / security / human rights / institutions

Mahamat Déby

Documented profile covering 16 controversies, including “April 2021: Unconstitutional military succession following Idriss Déby's death” and “April–May 2021: Crackdown on demonstrations against military takeover”.

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Profile No. 1826 · Updated on 12 October 2026

Portrait of Mahamat Déby

Photo: United States Department of State Africa U.S.-Africa Leaders Summit: Photos and Videos · Public domain

16Documented controversies+ 1 background event
17Sources
0Formal charge · all time
0Conviction

I. Documented controversies

01

2026

2026: Authoritarian consolidation — restricted opposition and Masra remains imprisoned

No legal proceedings

In 2026, human rights organisations described a persistently restricted political environment, with intimidation of opponents and journalists and the continued imprisonment of Succès Masra following his 2025 conviction.

State of the evidence
Documented
Attribution
Political responsibility

Sources · 2

  1. [1]
    Human Rights WatchWorld Report 2026: ChadNGO reportVery high reliability
  2. [2]
    Human Rights WatchOne Year on Since Arrest of Opposition Leader in ChadNGO reportVery high reliability

Last verified: 13 September 2026

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02

9 May 2024–2025

May 2024: Celebratory gunfire after results kills at least nine to eleven; subsequent lack of justice

No legal proceedings

Celebratory gunfire by soldiers, police and civilians following announcement of the results killed several people and injured residents; HRW subsequently denounced the lack of meaningful investigation and reparations.

State of the evidence
Documented
Attribution
Political responsibility

Sources · 2

  1. [1]
    Human Rights WatchChad: Political Transition Ends with Déby’s ElectionNGO reportVery high reliability
  2. [2]
    Human Rights WatchChad: No Justice for Post Election Celebratory ShootingNGO reportVery high reliability

Last verified: 13 September 2026

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03

16 May 2025

May 2025: Opposition leader Succès Masra arrested following intercommunal violence

Conviction — against Succès Masra

Protagonist not prosecuted — these proceedings are not counted in their formal charges or convictions.

Former Prime Minister and leading opposition figure Succès Masra was arrested following deadly clashes and accused of incitement to hatred and violence.

Person targeted by the proceedings
Succès Masra
Role of the person profiled
Protagonist not prosecuted

Sources · 2

  1. [1]
    Human Rights WatchOne Year on Since Arrest of Opposition Leader in ChadNGO reportVery high reliability
  2. [2]
    Human Rights WatchChad: 20-Year Sentence for Opposition LeaderNGO reportVery high reliability

Last verified: 13 September 2026

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04

9 August 2025

August 2025: Succès Masra sentenced to twenty years, denounced as politically motivated

Conviction — against Succès Masra

Protagonist not prosecuted — these proceedings are not counted in their formal charges or convictions.

Masra was sentenced to twenty years in prison for incitement to violence, racist or xenophobic messages and complicity in murder, according to trial reports.

State of the evidence
Established by a court
Person targeted by the proceedings
Succès Masra
Role of the person profiled
Protagonist not prosecuted

Sources · 2

  1. [1]
  2. [2]
    Human Rights WatchChad: 20-Year Sentence for Opposition LeaderNGO reportVery high reliability

Last verified: 13 September 2026

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05

28 February 2024

February 2024: Opposition figure Yaya Dillo killed during security forces' raid

Investigation

Yaya Dillo, a prominent opposition figure and potential presidential candidate, was killed during a security forces' raid on his party headquarters in N'Djamena.

State of the evidence
Documented
Attribution
Political responsibility

Sources · 3

  1. [1]
  2. [2]
    Human Rights WatchChad: Political Transition Ends with Déby’s ElectionNGO reportVery high reliability
  3. [3]
    Human Rights WatchChad: No Justice for Post Election Celebratory ShootingNGO reportVery high reliability

Last verified: 13 September 2026

Add to this entry

06

March–May 2024

2024: Restrictions on independent election observation and political space during presidential election

No legal proceedings

National organisations funded by the European Union were not accredited to systematically observe the election, while political space narrowed around the vote.

State of the evidence
Documented
Attribution
Institutional responsibility

Sources · 1

  1. [1]
    Human Rights WatchChad: Political Transition Ends with Déby’s ElectionNGO reportVery high reliability

Last verified: 13 September 2026

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07

May 2024

May 2024: Presidential victory contested by Succès Masra

Civil / administrative proceedings

The electoral agency declared Mahamat Déby the winner with approximately 61%; Succès Masra claimed victory and petitioned the Constitutional Council, alleging fraud.

State of the evidence
Disputed
Attribution
Directly implicated

Last verified: 13 September 2026

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08

December 2024

Late 2024: Legislative elections boycotted by much of opposition, consolidating MPS dominance

No legal proceedings

Legislative elections were boycotted by much of the opposition and strengthened the institutional dominance of the Patriotic Salvation Movement.

State of the evidence
Documented

Sources · 2

  1. [1]
    Human Rights WatchWorld Report 2026: ChadNGO reportVery high reliability
  2. [2]

Last verified: 13 September 2026

Add to this entry

09

November–December 2024

November–December 2024: Surprise termination of military cooperation agreement with France

No legal proceedings

Déby terminated the military cooperation agreement with France, describing the arrangement as outdated and unsuitable for Chad's security and geopolitical needs.

State of the evidence
Documented
Attribution
Political responsibility

Sources · 1

  1. [1]

Last verified: 13 September 2026

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10

October 2022–2023

2022–2023: Mass detentions at Koro Toro, allegations of torture and deaths in custody

No legal proceedings

Hundreds of people arrested after 'Black Thursday' were transferred to Koro Toro prison; reports described torture, inhuman treatment and deaths in custody.

State of the evidence
Documented
Attribution
Institutional responsibility

Sources · 2

  1. [1]
    Human Rights WatchChad: Amnesty Law Cheats VictimsNGO reportVery high reliability
  2. [2]
    Human Rights WatchChad: A Year On, Victims Await JusticeNGO reportVery high reliability

Last verified: 13 September 2026

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11

2023

2023: Amnesty law blocks prosecutions over abuses on 20 October 2022

No legal proceedings

An amnesty law covered acts related to the October 2022 violence, preventing or complicating prosecution of those responsible for serious abuses, according to Human Rights Watch.

State of the evidence
Documented
Attribution
Institutional responsibility

Sources · 1

  1. [1]
    Human Rights WatchChad: Amnesty Law Cheats VictimsNGO reportVery high reliability

Last verified: 13 September 2026

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12

December 2023

December 2023: New Constitution allows Mahamat Déby to stand for presidency

No legal proceedings

The Constitution adopted by referendum replaced the transitional framework and allowed Mahamat Déby, until then military transitional leader, to seek the presidency.

State of the evidence
Documented
Attribution
Directly implicated

Sources · 2

  1. [1]
    Human Rights WatchChad: Political Transition Ends with Déby’s ElectionNGO reportVery high reliability
  2. [2]
    Human Rights WatchChad: Amnesty Law Cheats VictimsNGO reportVery high reliability

Last verified: 13 September 2026

Add to this entry

13

2021–October 2022

2021–2022: Promised 18-month transition followed by continued rule beyond deadline

No legal proceedings

The Military Council had promised an 18-month transition towards civilian elections, but the deadline was postponed and Mahamat Déby remained in charge of the country.

State of the evidence
Documented
Attribution
Directly implicated

Sources · 1

  1. [1]
    Human Rights WatchWorld Report 2023: ChadNGO reportVery high reliability

Last verified: 13 September 2026

Add to this entry

14

20 October 2022

20 October 2022: 'Black Thursday' — massacre of demonstrators opposing transition extension

No legal proceedings

The crackdown on demonstrations on 20 October 2022 left 128 dead and 518 injured, according to the National Human Rights Commission, with disproportionate force used by security services.

State of the evidence
Documented
Attribution
Institutional responsibility

Sources · 2

  1. [1]
    Human Rights WatchChad: A Year On, Victims Await JusticeNGO reportVery high reliability
  2. [2]
    Human Rights WatchChad: Amnesty Law Cheats VictimsNGO reportVery high reliability

Last verified: 13 September 2026

Add to this entry

15

20 April 2021

April 2021: Unconstitutional military succession following Idriss Déby's death

Civil / administrative proceedings

After Idriss Déby's death, the military installed his son Mahamat Idriss Déby as head of a Transitional Military Council, dissolved Parliament and set aside the constitutional procedure requiring civilian interim leadership.

Attribution
Directly implicated

Sources · 2

  1. [1]
    Human Rights WatchChad: Post-Déby Crackdown, AbusesNGO reportVery high reliability
  2. [2]
    Human Rights WatchChad: Political Transition Ends with Déby’s ElectionNGO reportVery high reliability

Last verified: 13 September 2026

Add to this entry

16

April–May 2021

April–May 2021: Crackdown on demonstrations against military takeover

No legal proceedings

Security forces used live ammunition and excessive force against demonstrations demanding a return to civilian government; at least seven people were killed and more than 700 arrested.

State of the evidence
Documented
Attribution
Institutional responsibility

Sources · 2

  1. [1]
    Human Rights WatchChad: Post-Déby Crackdown, AbusesNGO reportVery high reliability
  2. [2]
    Human Rights WatchWorld Report 2022: ChadNGO reportVery high reliability

Last verified: 13 September 2026

Add to this entry

II. Documented background

Documented biographical or institutional milestones (elections, appointments, foundings, acquisitions…). These are not controversies and are not counted as such.

  1. September–October 2025

    2025: Presidential term extended to seven years and term limits abolished

    Parliament and then the competent institutions approved a reform extending the presidential term from five to seven years and removing the limit on the number of terms.

    Sources · 3
    1. Reuters / Boursorama — Chad parliament backs constitutional changes allowing unlimited presidential terms
    2. Human Rights Watch — Chad: Constitutional Change Threatens Rule of Law, Democracy
    3. Human Rights Watch — World Report 2026: Chad

III. Constellation of documented links

No documented link with another published profile for now.

Two profiles are linked when a documented controversy of one names the other. The link points to that controversy and its sources; it does not indicate a personal relationship.

IV. Has something changed?

A new court decision, a missing source, a mistake? Tell us what should be updated: every request is read by the editorial team.

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