Manuel Casas


Manuel Casas is a barrister at Twenty Essex. He mainly practices in public international law and international arbitration. Previously, he was a judicial fellow at the International Court of Justice and counsel at WilmerHale. Manuel holds a doctorate in international law from Yale.

Recently Published

A Contentious Toll

Rivers have caused a decent share of international disputes in Latin America: Pulp Mills, Silala (analysed here), and the series of disputes between Costa Rica and Nicaragua involving the San Juan River. And that’s just the last 15 years. Argentina’s…

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Shelter from the Storm? The International Legality of Granting Migratory Rights to Hong Kongers

Introduction This post analyses the international legality of States granting migratory rights to Hong Kongers.  The post mainly focuses on the United Kingdom’s proposal to grant persons with British National (Overseas) (BN(O)) status the right to live and work in the UK for up to five years, but also considers the legality of similar proposals from…

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