The crime of genocide is defined in international law in the Convention on the Prevention and Punishment of Genocide.
Article II: In the present Convention, genocide means any of the following acts committed with intent to destroy, in whole or in part, a national, ethnical, racial or religious group, as such:
(a) Killing members of the group;
(b) Causing serious bodily or mental harm to members of the group;
(c) Deliberately inflicting on the group conditions of life calculated to bring about its physical destruction in whole or in part;
(d) Imposing measures intended to prevent births within the group;
(e) Forcibly transferring children of the group to another group.
Article III: The following acts shall be punishable:
(b) Conspiracy to commit genocide;
(c) Direct and public incitement to commit genocide;
(d) Attempt to commit genocide;
(e) Complicity in genocide.
The law protects four groups – national, ethnical, racial or religious groups.
A national group means a set of individuals whose identity is defined by a common country of nationality or national origin.
An ethnical group is a set of individuals whose identity is defined by common cultural traditions, language or heritage.
A racial group means a set of individuals whose identity is defined by physical characteristics.
A religious group is a set of individuals whose identity is defined by common religious creeds, beliefs, doctrines, practices, or rituals.