Jonathan I. Blackman’s practice focuses on litigation, including international litigation and arbitration, securities law, banking and insurance law. 

He has participated in numerous international arbitrations involving both public international law and complex commercial disputes, litigation involving the immunity of foreign states and their agencies under the U.S. Foreign Sovereign Immunities Act, and securities and commercial litigation in a variety of U.S. federal and state courts. Jonathan is heavily involved in representing a number of sovereigns in litigation in the United States and elsewhere, as well as representing corporate and other clients in actions in U.S. courts.

Jonathan joined the firm in 1977 and became a partner in 1985. From 1977 to 2009, he was resident in the New York office. Since then he has been resident in New York and London.

Notable Experience

  • The Republic of Argentina in a case before the U.S. Supreme Court addressing whether discovery in aid of execution on property of a foreign state under the Foreign Sovereign Immunities Act should be limited to property used for commercial activity in the U.S., or can extend to non-commercial assets; and in a case before the U.S. Supreme Court on the scope of review of an arbitral award under a bilateral investment treaty.

  • Vale S.A. in LCIA arbitration seated in London in a dispute arising out of a joint venture agreement related to a West African project governed by English law

  • ENI North Africa and Promgas in ICC arbitrations concerning price review under their long-term gas supply contracts.

  • The Ministry of Electricity of the Republic of Iraq in obtaining an award in its favor dismissing all claims in a construction dispute in an AAA proceeding and several ICC proceedings.

  • National Westminster Bank and Crédit Lyonnais in lawsuits in New York federal court based upon allegations under the U.S. Anti-Terrorism Act that the banks are responsible for acts of international terrorism because they maintained accounts for Palestinian charities in England and France.

  • OOO Vklad and other Russian investors in obtaining full recovery of their claims in an ICC proceeding.

  • The Russian Federation in winning the dismissal of all claims in an ad hoc arbitration proceeding, and in a UNCITRAL proceeding under the Italy-Russia bilateral investment treaty, also resulting in the dismissal of all claims against it.

  • Tatneft in an UNCITRAL proceeding under the Russia-Ukraine bilateral investment treaty, resulting in a nine figure award in favor of Tatneft.

  • Telecom Italia, the Dominican Republic, Goodyear Tire and Rubber and Sierra Leone in ICC proceedings.

  • Valeo in obtaining a $67 million award in its favor in a purchase price adjustment accounting arbitration.

  • YPF S.A. in a successful AAA arbitration concerning a long-term natural gas supply agreement. 

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Selected Activities

  • Member, Association of the Bar of the City of New York (Chair, International Law Committee, 2001-2004)
  • Executive Committee Member, International Law and Practice Section, New York State Bar Association
  • Member, American Law Institute