All Outputs (3)

Military assistance on request and collective self-defence (2022)
Presentation / Conference
Green, J. (2022, June). Military assistance on request and collective self-defence. Presented at International Law Association Biennial Conference, Lisbon, Portugal

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
Green, J. A., Henderson, C., & Ruys, T. (2022). Russia’s attack on Ukraine and the jus ad bellum. Journal on the Use of Force and International Law, 9(1), 4-30. https://doi.org/10.1080/20531702.2022.2056803

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
Green, J. A. (2022). The rise of twiplomacy and the making of customary international law on social media. Chinese Journal of International Law, 21(1), 1-53. https://doi.org/10.1093/chinesejil/jmac007

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.