Today we had the pleasure of hosting students of the @ox.ac.uk Programme of MSc in Diplomatic Studies to share Brazil’s perspective on current disarmament challenges, in particular on biological weapons, automous weapons, military uses of AI and outer space security.

"The history of disarmament regimes is not a history of favorable conditions. It is a history of agreements forged precisely when the odds seemed worst" (Ambassador Meyer´s statement to the CD High Level Segment)

Article co-authored by Amb Frederico Meyer, Chair of the BWC Working Group, and by Sec. Leandro Mariosi on why and how the BWC confronts emerging risks through renewed institutional design and a living dialogue between diplomacy and science: www.liebertpub.com/doi/10.1177/...

Today, at the last day of the 2025 Session of the CCW GGE on Lethal Autonomous Weapon Systems (LAWS), Brazil delivered a statement on behalf of 42 States, co-drafted with Ireland, Norway and Switzerland.

At a side event during the Arms Trade Treaty (ATT) CSP11, Senator Augusta Brito delivered a video message highlighting the Fortaleza Action Plan, showing how regional initiatives can help mainstreaming gender in the arms trade. Thanks to the support by @unidir.org & @smallarmssurvey.bsky.social!

Brazil welcomes the successful conclusion of #Armstradetreaty CSP11 today. We salute the Presidency of Amb Carlos Foradori of Argentina and value proposals that advance our common goals: tackling gender-based violence, promoting youth and regionalization of the Diversion Information Exchange Forum.

Ambassador Frederico Meyer is chairing the 6th Session of the Working Group on the Strengthening of the Biological Weapons Convention (11–22 August, Geneva).

Amb. Meyer delivered a statement on behalf of the New Agenda Coalition (Brazil, Egypt, Ireland, Mexico, New Zealand and South Africa) during the 3rd NPT PrepCom. While nuclear dangers are greatly elevated, history reminds us that progress has been possible even at moments of geopolitical tension.

During a yearly study visit to Geneva, a group of undergraduate international relations students of @unisinos.bsky.social university had a series of lectures and presentations about many aspects of the UN disarmament machinery and Brazil's role in international discussions in the field.

"security and stability of outer space is a matter of critical importance to all States, in particular developing countries, which are yet far from fully enjoying the benefits to be accrued from the peaceful exploration of that environment." Amb. Meyer´s statement to Subsidiary Body 3 of the CD

Yesterday UNODA conducted the first round of consultations on the possible convening of a group of scientific and technical experts on nuclear disarmament verification (GSTE-NDV), pursuant to the mandate given by UNGA resolution 79/240, submitted by Brazil and Norway.

The Delegation of Brazil to the CD is glad to participate in the productive discussions of the Working Groups of the Arms Trade Treaty (ATT), which are taking place in Geneva this week.

"Profound changes in the international order are taking place. These are throwing us into uncharted territory and creating unprecedented challenges to the edifice of multilateralism" - Ambassador Meyer's statement during the 2025 High Level Segment of the Conference on Disarmament

"All States are vulnerable to the threat of conflict in space, but we must remember that States with fewer space assets are clearly more vulnerable" - Amb. Meyer´s statement in the CD´s Subsidiary Body 3 (Prevention of an Arms Race in Outer Space)

In his first statement to the Conference on Disarmament as Permanent Representative of Brazil, Amb. Frederico Meyer highlighted the profound transformations in the current international security environment and outlined Brazil´s perspective and priorities on the work of the CD in 2025.

Saiba mais: www.gov.br/planalto/pt-...

Sec. Leandro Mariosi of @brazilgvadisarm.bsky.social is representing Brazil in the 5th Review Conference of the Anti-personnel Landmine Ban Convention (APLC), generously hosted by Cambodia in the beautiful city of Siem Reap. Very productive discussions on the future of the Convention.

Amb Meyer, PR of @brazilgvadisarm.bsky.social, participated in thoughtful discussions on the Biological Weapons Convention in a retreat organized by @wiltonpark.bsky.social in Montreux.

Last week, @brazilgvadisarm.bsky.social participated in a much-welcome discussion on the "Future of Biological Weapons" at the @ec.europa.eu Non-Proliferation and Disarmament Conference in Brussels. Diplomacy and science must work in tandem to navigate the complex challenges of verification.

The Delegation of Brazil to the CD participated in the 23rd ROK-UN Joint Conference on Disarmament and Non-Proliferation, in Seoul, with the theme "The BWC at Fifty". Excellent discussion on possibilities for strenghtening the BWC against current and future threats. The time for action is now.

During their visit to Geneva, a group of undergraduate international relations students of UNISINOS university met with Ms. Mélanie Régimbal, chief of the UN Office of Disarmament Affairs (UNODA) branch in Geneva, and Brazilian staff members of the UN Institute for Disarmament Research (UNIDIR).