Yonsei ULS PIL Reference

This page has been created to introduce ULS Members to advanced level studies of Public International Law. Senior Members of ULS have contributed to the formulation and regular updating of this database. Your quest for domination over PIL begins right here!

Introduction to Public International Law

Sources of International Law

  • Formal and Material Sources
  • Customary International Law
  • Treaties
  • General Principles of Law
  • Judicial Decisions
  • Writers
  • Other possible sources of International Law
  • Hierarchy of Sources and Jus Cogens (Preemptory Norm)
  • Sources in Competition
  • Sources : Relevant Court Rulings

Subjects of International Law

  • Legal Personality
  • State
  • Right of Peoples to Self-determination
  • International Organizations
  • Individuals
  • Subjects : Relevant Court Rulings


  • Creation of Statehood
  • Recognition
  • Right to Self-Determination
  • State Succession
    • Continuity and Succession
  • Special Cases
  • Statehood : Relevant Court Rulings

Sovereignty and Territory

  • Territorial Sovereignty
  • Acquisition of Additional Territory
  • Territorial Integrity and Self Determination
  • Sovereignty : Relevant Court Rulings


  • Principle of Domestic Jurisdiction
  • Legislative, executive and judicial jurisdiction
  • Civil Jurisdiction
  • Criminal Jurisdiction
    • Territoriality Principle
    • Nationality Principle
    • Passive Personality Principle
    • Protective Principle
    • Universality Principle
  • Extraterritorial Jurisdiction
  • Concurrent Jurisdiction
  • Jurisdiction and the Sea
  • Sovereignty : Relevant Court Rulings

Immunities from Jurisdiction

  • Sovereign Immunity
  • Diplomatic Immunity
  • Diplomatic Law
  • Immunities : Relevant Court Rulings

Relationship btw Int’l Law and Municipal(Domestic) Law

State Responsibility

  • Definition of State Responsibility
  • Primary Rules and Secondary Rules
  • ILC Draft Articles and Principle of Lex Specialis
  • Attribut-ability
  • Acts Ultra Vires
  • Breach of International Obligation
  • Implementation of State Responsibility
  • Legal Consequences of Breach
  • Diplomatic Protection
  • Treatment of Aliens
  • Expropriation of Foreign Property
  • Exhaustion of Local Remedies
  • State Responsibility : Relevant Court Rulings

Law of Treaties

  • Making of Treaties
  • Reservations
  • Entry into Force
  • Application of Treaties
  • Termination
  • Invalidity
  • List of Treaties in World History
  • Law of Treaties : Relevant Court Rulings

Settlement of Disputes by Peaceful Means


 Law of the Sea

Maritime Security Law

Int’l Human Rights Law

Int’l Humanitarian Law


 Space Law

 Int’l Investment Law

 Int’l Criminal Law

 War and Use of Force

Int’l Environmental Law








“Injustice Anywhere is a Threat to Justice Everywhere” – King, Jr.

Joining in 2010, Seungmin is a Founding Member of and Senior Partner at Yonsei ULS. Please be advised: the comment, writing, or column does not represent  the official position of YULS.


OLYMPUS DIGITAL CAMERA“Courage and perseverance have a magical talisman, before which difficulties disappear and obstacles vanish into air.” – John Q. Adams

James DongA Shin is a co-founder of JS & Associates and a Senior Partner at Yonsei ULS. Please be advised: the comment, writing, or column does not represent the official position of YULS