All Outputs (5)

Collective self-defence and the criterion of a request for aid (2023)
Presentation / Conference
Green, J. A. (2023, September). Collective self-defence and the criterion of a request for aid. Paper presented at International Law and the Regulation of Resort to Force: Exhaustion, Destruction, Rebirth?, Faculty of Law, Palacký University Olomouc, Czech Republic

‘Twiplomacy’ and the making of customary international law on social media (2023)
Presentation / Conference
Green, J. (2023, April). ‘Twiplomacy’ and the making of customary international law on social media

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
Green, J. (2023, March). The nature of the request requirement for collective self-defence

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
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.

The rise of twiplomacy and the making of customary international law on social media (2021)
Presentation / Conference
Green, J. (2021, September). The rise of twiplomacy and the making of customary international law on social media. Presented at Society of Legal Scholars Annual Conference, Durham University

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.