Jonathan has a versatile practice covering all aspects of public international law, European law and commercial law.  Since joining the Bar, Jonathan has:

  • acted as counsel or legal adviser to States, corporations, private individuals and NGOs in some of the most significant legal matters of the day (e.g. Brexit, the ICJ Chagos Request for an Advisory Opinion and Micula v Romania enforcement proceedings);
  • represented clients in cases at all levels of the English courts (High Court, Court of Appeal and Supreme Court);
  • represented clients before arbitral tribunals under most of the major arbitral rules (e.g. ICC, UNCITRAL, LCIA);
  • acted against States in arbitration enforcement matters before the English Courts;
  • acted for Governments, opposition groups and private parties during multiple high stakes international negotiations, peace processes and cases before the UN (e.g. cases before the UN Working Group on Arbitrary Detention, UN Special Rapporteurs and Universal Periodic Reviews); and
  • been engaged by the Foreign & Commonwealth Office to advise on a continuing basis as an Assistant Legal Adviser for more than two years.

Jonathan is ranked in Legal 500 for his work on Brexit and European law where he is commended by Silks for “the way he sparks off ideas”.  His international criminal law work with the Public International Law & Policy Group on the Rohingya has recently been cited by the International Criminal Court more than 20 times during the Court’s Decision Pursuant to Article 15 of the Rome Statute on the Authorisation of an Investigation into the Situation in Bangladesh/Myanmar, and was cited by the Prosecutor more than 50 times in her request to commence an investigation.

Jonathan is a Visiting Lecturer in public international law at King’s College London.  He has published and spoken widely on a variety of areas within international law.

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Areas of Expertise

Public International Law

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Jonathan’s practice focuses on disputes and situations across all areas of public international law (e.g. the law of treaties, law of the sea, State responsibility, immunities, laws of war etc.). Jonathan is highly experienced working with States and senior Governments officials on diplomatically sensitive cases.  He has more than two years working for the Foreign & Commonwealth Office as an Assistant Legal Adviser.

Jonathan has been a Visiting Lecturer in public international law at King’s College London since 2015. He has published widely on a variety of areas within international law.

Current and recent work includes:

  • Brexit – advising and acting for various United Kingdom government departments on a continuing basis regarding international law issues arising out of Brexit (ongoing).
  • Chagos Request for an Advisory Opinion (ICJ) – counsel for the United Kingdom before the International Court of Justice.
  • Micula & Others v Romania (Commercial Court; Court of Appeal; currently on appeal to the Supreme Court) – junior counsel for the claimant in enforcement proceedings arising out of the Award in ICSID Case No. ARB/05/20.
  • An unprecedented, large-scale and comprehensive investigation into international crimes that have taken place in Myanmar against the Rohingya – acting as part of a team that conducted an investigation into crimes that have been committed against the Rohingya and drafting a full report. Report was cited by the International Criminal Court more than 20 times during the Court’s Decision Pursuant to Article 15 of the Rome Statute on the Authorisation of an Investigation into the Situation in Bangladesh/Myanmar, and was cited by the Prosecutor more than 50 times in her request to commence an investigation.
  • Marsha Lazareva v Kuwait – counsel to Marsha Lazareva in her cases against Kuwait. Marsha Lazareva is a Russian national a Russian national and businesswomen who is detained in Kuwait on charges of embezzlement.       Complaints submitted to the UN Working Group on Working Group on Arbitrary Detention, Special Rapporteurs, UN Reprisals mechanisms.
  • A large-scale and strategically important international investigation – counsel to a State (ongoing, details confidential).
  • A long-term strategically important international criminal law related advisory project – counsel to a State (details confidential).
  • Universal Periodic Reviews – acting for parties in respect of multiple UN Human Rights Council UPRs.
  • Immunities – advising a party on the enforcement of an arbitration award and issues of sovereign immunity.
  • The Syrian Geneva Peace Process – advising the Syrian High Negotiating Committee / Syrian National Coalition during Geneva peace negotiations with the Government of Syria.
  • An African peace process – advising an African group during peace negotiations with a Government (ongoing, attended multiple rounds of negotiations with the Government in Africa and Europe).
  • A maritime boundary delimitation – acting for a State (details confidential).
  • Treaty ratification – advising a group of States on various aspects of ratifying a protocol to a multilateral treaty (details confidential).
  • Burma’s peace process – advising the United Nationalities Federal Council of Burma during peace negotiations with the Government of Burma.
  • A Permanent Mission of a State to the WTO – adviser to the Permanent Mission of a State to the World Trade Organization and other economic institutions.
  • A Permanent Mission of a State to the UN Human Rights Council – adviser to the Permanent Mission of a State to the UN Human Rights Council. Attended 23rd, 24th and 27th sessions of the UN Human Rights Council as a member of the State’s delegation. Acted for the State in negotiations resulting in the first ever UN resolution on early and child forced marriage.

International Arbitration

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Jonathan acts as counsel for commercial parties, private individuals and States in high-profile arbitrations under the LCIA, ICC, ICSID, UNCITRAL and AAA rules.  He also acts in arbitration related court proceedings before the English courts, in particular enforcement matters, where he is experienced acting against States in cases that raise questions ranging from service to sovereign immunity.

Current and recent work includes:

  • Micula & Others v Romania (Commercial Court; Court of Appeal; currently on appeal to the Supreme Court) – junior counsel for the claimant in enforcement proceedings arising out of the Award in ICSID Case No. ARB/05/20.
  • An arbitration enforcement against a State – acting for a claimant in a pending arbitration enforcement matter (details confidential).
  • An UNCITRAL Arbitration – acting for a claimant in an UNCITRAL arbitration against a State arising out of contract disruption due to an armed conflict.
  • A multi-billion-euro LCIA arbitration representing one of Europe’s largest companies in two multi-billion-euro LCIA arbitrations against a European State.
  • A multi-million-dollar ICC arbitration – representing a construction company in a multi-million-dollar ICC arbitration arising out of a main contractor’s failure to pay following the construction of a major Middle Eastern airport.
  • A LCIA arbitration following a merger – representing a North American gaming company in an LCIA arbitration arising out of indemnity obligations pursuant to a merger.
  • A commercial arbitration – advising (as sole counsel) in commercial arbitration arising out of failure to pay for services provided.
  • A section 69 Arbitration Act Appeal – acting for a major UK entity in an appeal on a point of law under section 69 of the Arbitration Act 1996.

International Criminal Law

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Jonathan acts for States, Heads of State, Senior Government officials and individuals as Counsel or legal adviser in cases before international courts and tribunals and has experience in relation to both domestic and ad hoc tribunals as well as the International Criminal Court.

Jonathan’s international criminal law work with the Public International Law & Policy Group on the Rohingya has recently been cited by the International Criminal Court more than 20 times during the Court’s Decision Pursuant to Article 15 of the Rome Statute on the Authorisation of an Investigation into the Situation in Bangladesh/Myanmar, and was cited by the Prosecutor more than 50 times in her request to commence an investigation.

Current and recent work includes:

  • An unprecedented, large-scale and comprehensive investigation into international crimes that have taken place in Myanmar against the Rohingya – acting as part of a team that conducted an investigation into crimes that have been committed against the Rohingya and drafting a full report. Report was cited by the International Criminal Court more than 20 times during the Court’s Decision Pursuant to Article 15 of the Rome Statute on the Authorisation of an Investigation into the Situation in Bangladesh/Myanmar, and was cited by the Prosecutor more than 50 times in her request to commence an investigation.
  • A large-scale and strategically important international investigation – counsel to a State (ongoing, details confidential).
  • A long-term strategically important international criminal law related advisory project – counsel to a State (details confidential).
  • A v State Badvising private parties on accountability mechanisms for victims of war crimes.
  • The Syrian Geneva Peace Process – advising the Syrian High Negotiating Committee / Syrian National Coalition during Geneva peace negotiations with the Government of Syria.
  • An African peace process – advising an African opposition group during peace negotiations with a Government (attended a round of negotiations with the Government in Africa).
  • Burma’s peace process – advising the United Nationalities Federal Council of Burma during peace negotiations with the Government of Burma.

European Law and International Trade

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Jonathan is ranked in Legal 500 for his work on Brexit and European law, being commended by Silks for “the way he sparks off ideas”. Jonathan is highly experienced working on matters of international trade and has an extensive knowledge of legal issues relating to intra-EU BITs.

Current and recent work includes:

  • Micula & Others v Romania (Commercial Court; Court of Appeal; currently on appeal to the Supreme Court) – junior counsel for the claimant in enforcement proceedings arising out of the Award in ICSID Case No. ARB/05/20.
  • Brexit – advising and acting for the Foreign & Commonwealth Office and various United Kingdom government departments on a continuing basis regarding of international law issues arising out of Brexit (ongoing).
  • Free trade agreements and WTO engagement – working on various aspects UK – third country trade and association agreements post EU exit and engagement with the World Trade Organization post EU exit (details confidential).
  • A Permanent Mission of a State to the WTO – adviser to the Permanent Mission of a State to the World Trade Organization and other economic institutions.

International Human Rights and UN Engagement

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Jonathan is a specialist in international human rights law and UN engagement. He has extensive experience in cases before UN Special Procedures (such as the Working Group on Arbitrary Detention, Special Rapporteurs, UN Reprisals mechanisms), as well as working on Human Rights Council matters, including the Universal Periodic Review.

Jonathan has previously acted as adviser to the Permanent Mission of a State to the UN Human Rights Council and is familiar with Human Rights Council procedures. He further has experience advising in relation to the European Convention on Human Rights.

Current and recent work includes:

  • Marsha Lazareva v Kuwait – counsel to Marsha Lazareva in her cases against Kuwait. Marsha Lazareva is a Russian national a Russian national and businesswomen who is detained in Kuwait on charges of embezzlement. Complaints submitted to the UN Working Group on Working Group on Arbitrary Detention, Special Rapporteurs, UN Reprisals mechanisms.
  • Universal Periodic Reviews – acting for parties in respect of multiple UN Human Rights Council UPRs.
  • ECHR – advising on the extra-territorial application of the ECHR and the merits of a potential claim to the ECHR.
  • A Permanent Mission of a State to the UN Human Rights Council – legal adviser to the Permanent Mission of a State to the UN Human Rights Council. Attended 23rd, 24th and 27th sessions of the UN Human Rights Council as a member of the State’s delegation. Acted for the State in negotiations resulting in the first ever UN resolution on early and child forced marriage.

 

Public Law

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Jonathan appears before immigration tribunals and acts in cases concerning all aspects of public law. He further acts as counsel or adviser on matters relating to British Overseas Territory law, in particular questions relating to overlap between international law, the Gibraltar and overseas territories.

  • Bancoult (No 5) and Chagossian Committee Seychelles v. Secretary of State for Foreign and Commonwealth Affairs – acting for the FCO in judicial review proceedings arising out of UK policy regarding the British Indian Ocean Territory.
  • British Overseas Territory law – acting for the FCO as an Assistant Legal Adviser in relation to various overseas territories matters (details confidential).

Commercial Law

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Jonathan represents clients in a range of commercial disputes before the Commercial Court and County Courts. His work often has a focus on cases with an international dimension, and he frequently acts as counsel or adviser in cases raising questions of jurisdiction and / or applicable law.  Since joining the Bar, Jonathan has worked on cases with Cypriot, German, Greek, Iraqi, Korean and Kuwaiti governing law.

Current and recent work includes:

  • Acting for commercial parties in applications, enforcement matters and trials before the County Courts and Commercial Court – cases have concerned applications for disclosure, summary judgment, strike out etc; enforcement of judgments and cases concerning a range of areas of commercial law including pure contractual disputes and product liability.
  • A Commercial Court dispute – counsel for a Claimant in a claim before the Commercial Court in respect of a defective product causing in excess of £7m in damage (case raises questions of jurisdiction and applicable law).
  • Palram v LG Chem Limited (Commercial Court) – junior counsel for a defendant in an application to set aside service of the Claim Form and Particulars of Claim out of the jurisdiction (common law rules, parallel proceedings, complex questions as to the applicable law).

Qualifications & Memberships

Education

  • Bachelor of Civil Law, University of Oxford (2011).
  • Bachelor of Laws, King’s College London (First Class Honours) (2009) (Russian Law prize).

Book Chapters

  • The Interpretation and Application of Peace Agreements, International Law and Peace Settlements (Cambridge University Press) (forthcoming).
  • Elections and Electoral Law, Handbook on Post-Conflict State Building (Edward Elgar Publishing) (forthcoming).

Law Journal

  • Decision Pursuant to Article 15 of the Rome Statute on the Authorisation of an Investigation into the Situation in the Islamic Republic of Afghanistan (ILM, forthcoming).
  • Reflections on a Potential Peace Treaty for the Korean Peninsula YJIL Forum (August 2018) (co-authored).
  • Belhaj v. Straw (Eng. Wales Ct. App.) (54(6) ILM, 1069 – 1114 (2015)).
  • Report on the Protection of Civilians in the Non-International Armed Conflict in Iraq: UNHRC Res S-22/1; UNSCRs 2170 and 2178 (54(2) ILM 306 – 346 (2015)).
  • Book Review: Customary International Law in Times of Fundamental Change (25 (2) KLJ (2014)).
  • Preventing Mass Atrocity Crimes: The Responsibility to Protect and the Syria Crisis, 45 (1 and 2) CWRJIL (2012) (co-authored)).

Policy Articles and Op-Eds

  • The Legal Case for Using Force to Prevent a Government from Employing Chemical Weapons to Commit Mass Atrocities, The Atlantic Council, Sept. 2012 (co-authored).
  • Chemical Red Lines on Syria, Foreign Policy, Dec. 2012 (co-authored).
  • Preventing Atrocity Crimes, The Atlantic Council, Sept. 2012 (co-authored).

Invited Lectures and Other Speaking Engagements

  • Human Rights in Saudi Arabia, the UN Human Rights Council, June 2018.
  • Burma’s Constitutional Reform Process, PILPG and DLA Piper, Dec. 2013.
  • International Law and Transitional Justice, Integrity Research and Consulting, Dec. 2013.
  • Peace Agreements in International Law, 9 Bedford Row International, Dec. 2012.
  • State Interventions: Somalia to Libya, George Washington University, Nov. 2012.
  • International Law and the English Legal System, American University J.D/M.A, Oct. 2012.
  • The Responsibility to Protect, Georgetown University, Sept. 2012.

VAT registration number: 222656813