This report was commissioned and funded by the Secretary of State’s Office for Net Assessment and Challenge (SONAC), Ministry of Defence, United Kingdom of Great Britain and Northern Ireland.
As was requested by SONAC, it seeks to predict possibl...
Read More about To what extent, comparatively, might changes in international law constrain the use of the military instrument of power by Russia, China, and UK in the 2020s and 2030s?.
Professor James Green's Outputs (56)
Collective Self-Defence in International Law (2024)
Book
Collective self-defence can be defined as the use of military force by one or more states to aid another state that is an innocent victim of armed attack. However, it is a legal justification that is open to abuse and its exercise risks escalating co... Read More about Collective Self-Defence in International Law.
Collective self-defence and the criterion of a request for aid (2023)
Presentation / Conference Contribution
The provision of weapons and logistical support to Ukraine and the jus ad bellum (2023)
Journal Article
This editorial considers the support currently being supplied to Ukraine following Russia’s ongoing full-scale invasion, which began in February 2022. Western states have provided significant aid to Ukraine in the form, inter alia, of modern weapons... Read More about The provision of weapons and logistical support to Ukraine and the jus ad bellum.
‘Twiplomacy’ and the making of customary international law on social media (2023)
Presentation / Conference Contribution
In recent years, there has been a huge rise in ‘twiplomacy’: that is, the use of social media as a means of direct diplomatic communication by states. This paper examines whether social media posts by states can contribute, directly and in themselves... Read More about ‘Twiplomacy’ and the making of customary international law on social media.
The nature of the request requirement for collective self-defence (2023)
Presentation / Conference Contribution
The right of collective self-defence has been invoked more by states over the last 10 years than at any other point in the UN era – including it forming one of the (spurious) justifications advanced by Russia for its 2022 invasion of Ukraine. Most of... Read More about The nature of the request requirement for collective self-defence.
Military assistance on request and collective self-defence (2022)
Presentation / Conference Contribution
The concepts of military assistance on request (or ‘intervention by invitation’) and collective self-defence are, in some respects, strikingly similar. They both involve a prima facie unlawful use of force by one state, undertaken at the request of... Read More about Military assistance on request and collective self-defence.
Russia’s attack on Ukraine and the jus ad bellum (2022)
Journal Article
The 24 February 2022 Russian invasion of–or ‘special military operation’ in–Ukraine has sent shock waves across the globe. In this editorial the Editors-in-Chief of JUFIL examine in detail the legal justifications advanced by President Putin for Russ... Read More about Russia’s attack on Ukraine and the jus ad bellum.
The rise of twiplomacy and the making of customary international law on social media (2022)
Journal Article
Social media usage by States has increased exponentially in recent years. This phenomenon, known as "twiplomacy", has become ubiquitous. Given that almost every State in the world now issues statements via social media, this article examines the pote... Read More about The rise of twiplomacy and the making of customary international law on social media.
The rise of twiplomacy and the making of customary international law on social media (2021)
Presentation / Conference Contribution
In recent years, there has been a huge rise in ‘twiplomacy’: that is, the use of social media as a means of direct diplomatic communication by states. Social media posts from the accounts of governments, government departments and individual high ran... Read More about The rise of twiplomacy and the making of customary international law on social media.
Book Review: Erika de Wet, Military Assistance on Request and the Use of Force (2021)
Journal Article
Planetary defense: Near-Earth objects, nuclear weapons, and international law (2019)
Journal Article
Book Review: Christian Henderson, The Use of Force and International Law (2018)
Journal Article
The ‘additional’ criteria for collective self-defence: Request but not declaration (2017)
Journal Article
Disasters caused in cyberspace (2016)
Book Chapter
The Chilcot Report: Some thoughts on international law and legal advice (2016)
Journal Article
The Report of the Iraq (Chilcot) Inquiry was finally published, 7 years after the Inquiry's creation, on 6 July 2016. The scope of the Inquiry's work was vast and this was reflected in the enormous size of its final Report. The publication of the Rep... Read More about The Chilcot Report: Some thoughts on international law and legal advice.
Book Review: Jackson Maogoto, Technology and the Law on the Use of Force (2016)
Journal Article
The Article 51 reporting requirement for self-defense actions (2015)
Journal Article
The ratione temporis elements of self-defence (2015)
Journal Article
This article focuses on one particular factor that is of crucial importance to all self-defence actions. It is a factor that is almost always present in the application and appraisal of the right, but one that is not always explicitly engaged with: t... Read More about The ratione temporis elements of self-defence.
The regulation of cyber warfare under the jus ad bellum (2015)
Book Chapter
Cyber Warfare: A Multidisciplinary Analysis (2015)
Book
Military targeting in the context of self-defence actions (2015)
Journal Article
For self-defence actions to be lawful, they must be directed at military targets. The absolute prohibition on non-military targeting under the jus in bello is well known, but the jus ad bellum also limits the target selection of states conducting def... Read More about Military targeting in the context of self-defence actions.
Book Review: Marco Roscini, Cyber Operations and the Use of Force in International Law (2014)
Journal Article
Self-preservation (2013)
Book Chapter
India’s status as a nuclear weapons power under customary international law (2012)
Journal Article
Hero worship? (2012)
Journal Article
Book Review: Daniel H. Joyner, Interpreting the Nuclear Non-Proliferation Treaty (2012)
Journal Article
The threat of force as an action in self-defense under international law (2011)
Journal Article
Self-defense is a universally accepted exception to the prohibition of the use of force in international law, and it has been subjected to careful academic scrutiny. The prohibition of the threat of force, although equally important in terms of its... Read More about The threat of force as an action in self-defense under international law.
Reflection gives students credit where it’s due (2011)
Journal Article
Questioning the peremptory status of the prohibition of the use of force (2011)
Journal Article
Laws of war (2011)
Book Chapter
Book Review: Tom Ruys, ‘Armed Attack’ and Article 51 of the UN Charter (2011)
Journal Article
International law: Military force and armed conflict (2010)
Book Chapter
This chapter is designed to provide an overview of the legal framework applicable to the use of military force and situations of ongoing armed conflict. Since it is a chapter on law, the bulk of it will set out what the law in the context of warfare... Read More about International law: Military force and armed conflict.
The jus ad bellum and entities short of statehood in the report on the conflict in Georgia (2010)
Journal Article
Book Review: Richard A. Falk, The Costs of War: International Law, The UN and World Order (2009)
Journal Article
Fluctuating evidentiary standards for self-defence in the International Court of Justice (2009)
Journal Article
Self-defence: A state of mind for states? (2008)
Journal Article
An unusual silence (2007)
Journal Article
The oil platforms case: An error in judgment? (2004)
Journal Article