This calendar lists key dates relevant to the work of humanitarian disarmament.
| February 25-28 | Arms Trade Treaty, Working Group Meetings to the 11th Conference of States Parties (CSP11), Geneva |
| February 27-28 | Political Declaration on Strengthening the Protection of Civilians from the Use of Explosive Weapons in Populated Areas, Southern African Development Community (SADC) Roundtable, organized by International Network on Explosive Weapons (INEW), Johannesburg |
| March 3-7 | Treaty on the Prohibition of Nuclear Weapons (TPNW), Third Meeting of States Parties, New York |
| March 3-7 | Convention on Conventional Weapons (CCW), First Session of the Group of Governmental Experts on Lethal Autonomous Weapons Systems |
| April 4 | International Day for Mine Awareness and Assistance in Mine Action |
| April 28-May 9 | Treaty on the Non-Proliferation of Nuclear Weapons (NPT), Third Session of the Preparatory Committee for the 11th Review Conference, New York |
| May 12-13 | Informal UN General Assembly meeting on autonomous weapons systems, New York |
| May 20-21 | Arms Trade Treaty, CSP11 Informal Preparatory Meeting, Geneva |
| June 17-20 | Mine Ban Treaty, Intersessional Meetings, Geneva |
| August 1 | 15th anniversary of the entry into force of the Convention on Cluster Munitions |
| August 6 | 80th anniversary of the atomic bombing of Hiroshima |
| August 9 | 80th anniversary of the atomic bombing of Nagasaki |
| August 25-29 | Arms Trade Treaty, 11th Conference of States Parties (CSP11), Geneva |
| August 29 | International Day against Nuclear Tests |
| September 1-5 | CCW, Second Session of the Group of Governmental Experts on Lethal Autonomous Weapons Systems, Geneva |
| September 8 | CCW, Protocol V Meeting of Experts, Geneva |
| September 9-10 | CCW, Amended Protocol II Group of Experts, Geneva |
| September 16-19 | Convention on Cluster Munitions, 13th Meeting of States Parties, Geneva |
| October 6-November 7 | UN General Assembly, 80th Session of the First Committee on Disarmament and International Security, New York |
| November 10 | CCW, Protocol V Annual Conference, Geneva |
| November 11 | CCW, Amended Protocol II Annual Conference, Geneva |
| November 12-14 | CCW, Meeting of High Contracting Parties, Geneva |
| November 18 | Protection Forum, hosted by INEW, Latin American Human Security Network (SEHLAC), and Foundation for Peace and Democracy (FUNPADEM), San José |
| November 19-20 | Second International Conference of the Political Declaration on Strengthening the Protection for Civilians from the Use of Explosive Weapons in Populated Areas, San José |
| December 1-5 | Mine Ban Treaty, 22nd Meeting of States Parties, Geneva |
For more information on these and other disarmament events, check the calendars maintained by Reaching Critical Will and the UN Office of Disarmament Affairs.