Sir Robert Phillimore 
Commentaries Upon International Law 

Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. The necessity of mutual intercourse is laid in the nature of States, as it is of Individuals, by God, who willed the State and created the Indi vidual. The intercourse of Nations, therefore, gives rise to International Rights and Duties, and these require an International Law for their regu lation and enforcement.