211. Jurisdiction to prescribe conduct.

State practice discloses the existence of five principles upon which claims to prescribe rules of conduct1 are based and on which the United Kingdom has from time to time relied2. These are:

  1.  

    (1)     the territorial principle, on the basis of which a state criminalises conduct which takes place within its territory (which may include quasi-territorial areas such as ships, aircraft of spacecraft)3;

  2.  

    (2)     the nationality or active personality principle, on the basis of which a state criminalises the conduct of its nationals outside its territory4;

  3.