Tom Ruys

About/Bio

Tom Ruys is a professor of international law at Ghent University and assistant legal advisor with the NATO Office of Legal Affairs.

Recently Published

To share or not to share: the compatibility of NATO’s nuclear sharing arrangements with the Non-Proliferation Treaty

Nuclear sharing at the NPT RevCon On 27 April 2026, States will gather in New York for the start of the Eleventh Review Conference of the Non-Proliferation Treaty (NPT). The ‘RevCon’ comes at a particularly turbulent moment in time, marked by nuclear saber-rattling by Russia in the context of its war of aggression against Ukraine, a…

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Anchoring Criminal Jurisdiction at Sea: The Helsinki District Court’s Eagle S Judgement and its impact for the protection of submarine cables and pipelines

The Eagle S incident – a refresher On Christmas Day 2024, the Estlink 2 electricity cable connecting Finland and Estonia was cut by the Eagle S, an oil tanker sailing under the flag of the Cook Islands and linked to the Russian ‘shadow fleet’ (the vessel was later added to the EU’s list of sanctioned…

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Secondary Sanctions: A Weapon out of Control? Part III: Looking beyond the WTO – possible avenues to raise a Judicial Challenge against Secondary Sanctions

Judicial remedies at the domestic and international level In our two previous posts we examined the legality of secondary sanctions in light of customary law on the exercise of State jurisdiction, on the one end (here), and conventional law, specifically the IMF Articles of Agreement, on the other hand (here). Having established that, depending…

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