Botschafter Franz Xaver Perrez

Director of the Directorate of International Law (DIL) 🇨🇭 @EDA_DFAE @SwissMFA

Tweets prior to 10 07 2023 posted by my predecessor.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

At the Rigi Retreat (3–5 June),🇨🇭and the Geneva Human Rights Hub convene partners to strengthen UN treaty bodies - a core pillar of the universal human rights architecture - boosting innovation so the system delivers for all. #HumanRights #TreatyBodies

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Switzerland welcomes Hungary’s decision to remain a States Party to the International Criminal Court (ICC) — a strong reaffirmation of the shared commitment to international justice.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

More than 130 State experts have met to identify practical ways to strengthen the implementation of the principle of #Precautions in armed conflicts. #IHL: ensuring better protection for civilians in armed conflicts is essential.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

🇨🇭hosted the 2nd Rigi meeting on International Law and International Humanitarian Law in Cyberspace from 27-30 April 2026.
Excellent and inspiring discussions with distinguished experts from 🇧🇷 🇨🇦 🇨🇱 🇨🇴 🇨🇿 🇪🇬 🇪🇪 🇩🇪 🇮🇩 🇱🇺 🇲🇽 🇳🇱 🇰🇷 🇸🇪🇨🇭.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Today, @SwissMFA, @ICRC, and more than 130 states from around the world are discussing how to better implement the principle of #Precautions in armed conflict. For a better protection of civilians. #IHL

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Honored to host a 2-day expert workshop in Glion with @article19org & @UNHumanRights to bring the #RabatPlanofAction into the digital age🌐Tackling religious hatred online while safeguarding #FreedomOfExpression & #FoRB is key for🇨🇭grounded in the universality of #HumanRights🌍🤝

[Botschafter Franz Xaver Perrez @SwissIntLaw]

How can the principle of #precaution be better implemented in armed conflict? From April 21, 2026, @SwissMFA and @ICRC will convene State experts from around the world to address this challenge.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

🎤Honored to moderate panel on Cyber Warfare and IHL @ISMLLW Conference.⚖️💻Excellent speakers shedding light on important #IHL protections from digital threats in armed conflicts and challenges of cyber operations.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Honored to introduce a session about the continuous relevance of IHL at #ICForumCH. As the tenders of a fragile garden, States must uphold IHL. Prioritising IHL politically is necessary to maintain humanity. Respecting IHL is in each State's own best interests.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Making UN treaty bodies work better: Switzerland🇨🇭, the Netherlands 🇳🇱, Costa Rica 🇨🇷 and Morocco🇲🇦co-host a side event in Geneva today, bringing together states, experts and NGOs to stabilise the system and map practical upgrades. #TreatyBodies #HumanRights #Geneva #UN

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Switzerland continues to advocate for more due process in UN targeted sanctions. Effective support from States in implementing the mandates of the Ombudsperson and the Focal Point for De-listing remains crucial

[SwitzerlandUN @swiss_un]

Due process in @UN sanctions regimes strengthens both human rights & effectiveness of sanctions ⚖️

Today🇨🇭&🇦🇹🇧🇪🇨🇷🇨🇱🇩🇰🇫🇮🇩🇪🇮🇪🇱🇮🇳🇱🇳🇴🇸🇪 held an exchange with UNSC Members on concrete ways to support the Ombudsperson to the 1267 Sanctions Committee & new Focal Point for De-Listing.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Great discussions at #REAIM2026 during the session co-organised by CH and @HLSPILAC on the Responsible Use of AI in Armed Conflict. Valuable insights from our distinguished experts on how to uphold IHL🤖⚖️https://t.co/QopWQGhwAK

[Botschafter Franz Xaver Perrez @SwissIntLaw]

UN premises are inviolable under international law. The demolition of the #UNRWA headquarters constitutes a violation of international law, in particular the Convention on the Privileges and Immunities of the United Nations.

[Swiss Development and Cooperation @SwissDevCoop]

🇨🇭 joins all other members of the UNRWA Advisory Commission in deploring the demolition of @UNRWA compound in East Jerusalem, which sets a dangerous precedent, and in calling upon Israel to comply with its obligations under international law. ⬇️

https://t.co/Gg1Ze5zB3L

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Switzerland welcomes the first preparatory committee for a future Convention on Crimes Against Humanity, marking a historic step toward accountability ⚖️

[SwitzerlandUN @swiss_un]

Today marks a historic moment, with the first preparatory committee for a future convention on crimes against humanity.🇨🇭priorities include:

- Robust obligations to prevent and punish
- Broad jurisdiction and cooperation
- Effective and inclusive negotiations

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Switzerland continues its support to the Trust Fund for Victims as an essential pillar of the International Criminal Court.

[Trust Fund for Victims at the ICC @TFV_FPV]

📣 The Swiss Confederation, a State Party to the @IntlCrimCourt since 2001, has made a voluntary contribution of EUR 106,000 to the TFV, reaffirming its commitment to international justice and the rights of victims of crimes under the Rome Statute. 

🔗 https://t.co/e84za1KhUA

[SwitzerlandUN @swiss_un]

The effectiveness & legitimacy of UN sanctions go hand in hand with international due process standards.

Today,🇨🇭alongside 🇦🇹🇧🇪🇩🇰🇫🇮🇩🇪🇮🇪🇱🇮🇳🇱🇳🇴🇸🇪, called for the swift appointment of the Security Council Focal Point for De-listing & welcomed steps toward implementing its mandate.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Switzerland shares the concerns expressed by the Presidency of the Assembly of States Parties and reiterates the importance of preserving the independence, impartiality and integrity of the ICC.

[Paivi Kaukoranta @PASPKaukoranta]

The Presidency of the Assembly of States Parties regrets the additional sanctions announced by the Government of the United States against two Judges of the Appeals Chamber of the @IntlCrimCourt.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

L’Amb. Cicéron Bühler a signé aujourd’hui au nom de la 🇨🇭la Convention du #CoE établissant une Commission internationale des réclamations pour l’Ukraine🇺🇦. Cette nouvelle institution indépendante et impartiale est un pas de plus sur le chemin de la reddition des comptes⚖️.

[Botschafter Franz Xaver Perrez @SwissIntLaw]

Together with other States, we reaffirm the obligation to respect the P&I of UN premises and its personnel, including UNRWA, as recalled by the #ICJ in its Advisory Opinion of 22 October 2025

[EU and Palestinians @EUpalestinians]

1/4 Joint statement of diplomatic missions in Jerusalem and Ramallah of EU and 🇫🇷🇩🇪🇫🇮🇩🇰🇳🇱🇱🇹🇵🇱🇸🇮🇬🇷🇨🇾🇦🇹🇸🇪🇨🇭🇧🇪🇮🇪🇵🇹🇪🇸

[EU and Palestinians @EUpalestinians]

2/4 The forcible raid of UNRWA premises in East Jerusalem on 8 December, resulting in assets being seized, communications cut, and the UN flag replaced with an Israeli flag is a blatant violation of the Convention on the Privileges & Immunities of the UN.