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07 Jul 2025
Open-Ended Working Group on Information and Communication Technologies

(Eleventh substantive session)
21 Jul 2025
Open-ended Working Group on Prevention of an Arms Race in Outer Space

(Second session)
28 Jul 2025
Conference on Disarmament

(Part III)
11 Aug 2025
Biological Weapons Convention
Sixth session Working Group on the strengthening of the Convention
01 Sep 2025
Convention on Certain Conventional Weapons
Group of Governmental Experts on Lethal Autonomous Weapons Systems

(Second session)
08 Sep 2025
Convention on Certain Conventional Weapons
Protocol V Meeting of Experts
09 Sep 2025
Convention on Certain Conventional Weapons
Amended Protocol II Group of Experts
09 Sep 2025
UNODA Conventional Arms Branch
Event
16 Sep 2025
Convention on Cluster Munitions
Thirteenth Meeting of States Parties
08 Oct 2025
General Assembly First Committee
Eightieth session
10 Nov 2025
Convention on Certain Conventional Weapons
Protocol V Annual Conference
11 Nov 2025
Convention on Certain Conventional Weapons
Amended Protocol II Annual Conference
12 Nov 2025
Convention on Certain Conventional Weapons
Meeting of High Contracting Parties
17 Nov 2025
Conference on the Establishment of a Middle East Zone Free of Nuclear Weapons and Other Weapons of Mass Destruction
Sixth session
01 Dec 2025
Anti-Personnel Landmines Convention
Meeting of States Parties
01 Dec 2025
Qualified group of experts to prepare a comprehensive study of the question of nuclear-weapon-free zones
First session
08 Dec 2025
Biological Weapons Convention
Seventh session Working Group on the strengthening of the Convention
15 Dec 2025
Biological Weapons Convention
Meeting of States Parties
19 Jan 2026
Conference on Disarmament

(Part I)
09 Feb 2026
Biological Weapons Convention
Eighth session Working Group on the strengthening of the Convention
02 Mar 2026
Convention on Certain Conventional Weapons
Group of Governmental Experts on Lethal Autonomous Weapons Systems

(First session)
30 Mar 2026
Global Mechanism on ICTs in the Context of International Security
Plenary

(Organizational Meeting)
06 Apr 2026
United Nations Disarmament Commission
27 Apr 2026
Treaty on the Non-Proliferation of Nuclear Weapons
Eleventh Review Conference
11 May 2026
Conference on Disarmament

(Part II)

Global Mechanism on ICTs in the Context of International Security — Plenary

(2026)

Conferences and Working Groups

20 Jul 2026 — 24 Jul 2026

New York

Conference on Disarmament

(Part III)

(2026)

Primary Organs

27 Jul 2026 — 11 Sep 2026

Geneva

Biological Weapons Convention — Working Group on the strengthening of the Convention

Ninth session (2026)

Treaties and Other Instruments

17 Aug 2026 — 21 Aug 2026

Geneva

Convention on Certain Conventional Weapons — Group of Governmental Experts on Lethal Autonomous Weapons Systems

(Second session)

(2026)

Treaties and Other Instruments

31 Aug 2026 — 4 Sep 2026

Geneva

Convention on Certain Conventional Weapons — Protocol V Meeting of Experts

(2026)

Treaties and Other Instruments

9 Nov 2026

Geneva

Convention on Certain Conventional Weapons — Amended Protocol II Group of Experts

(2026)

Treaties and Other Instruments

10 Nov 2026 — 11 Nov 2026

Geneva

Convention on Certain Conventional Weapons — Twentieth Protocol V Annual Conference

(2026)

Treaties and Other Instruments

12 Nov 2026

Geneva

Convention on Certain Conventional Weapons — Twenty-Eighth Amended Protocol II Annual Conference

(2026)

Treaties and Other Instruments

13 Nov 2026

Geneva

Convention on Certain Conventional Weapons — Seventh Review Conference

(2026)

Treaties and Other Instruments

16 Nov 2026 — 20 Nov 2026

Geneva

Treaty on the Prohibition of Nuclear Weapons — First Review Conference

(2026)

Treaties and Other Instruments

30 Nov 2026 — 4 Dec 2026

New York

UNODA Meetings Place