Necessity and proportionality hold a firm place in the international law governing the use of
force by states, as well as in the law of armed conflict. However, the precise contours of …

The gravity of a crime or case features in various international and national legal frameworks
for the investigation and prosecution of international crimes. At the International Criminal …

Russia's invasion of Ukraine has transfixed and horrified the world. Not only did Russia
launch an unprovoked armed conflict against its neighbor, but in targeting large-scale …

In recent years, international law's supposed “neutrality” toward rebellion has been
challenged by authors who have argued for an ad bellum ban on the first resort to hostilities …

Plausibly representing one of the most obscure concepts in the jus ad bellum,'breach of the
peace'may potentially serve as an essential component of contemporary international …

After more than 70 years since the last and so far the only prosecution of the crime of
aggression in an international judicial body, the International Criminal Court's jurisdiction …

When can a state give political support to a military intervention in another state? The
Government of the Netherlands commissioned an international Expert Group composed of …

Within international law, the prohibition of aggression has the status of a peremptory norm
that is of pivotal interest to the international community as a whole. The concept of …

The need to implement the crime of genocide, crimes against humanity and war crimes was
justified in Germany by the inability of domestic law to adequately reflect the core wrong of …

La question des conditions d'opérationnalisation de la répression du crime d'agression par
les juridictions pénales étatiques se pose avec acuité, en dépit du fait que sa définition a été …