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COVID-19 update: This course will start online and continue on campus later. Read more

What will I learn?

How are war and justice regulated in times of international turmoil? How can the international community develop effective governance mechanisms, including law, to better honour peace as a fundamental human right?

What does this master's programme entail?

In the Public International Law programme, you will gain a thorough understanding of the legislation that governs international relations in an increasingly complex, interdependent global society.

The Peace, Justice and Development specialisation will cover a wide range of legal disciplines that affect international society, including:

  • criminal law
  • human rights law
  • peace and security law
  • dispute settlement
  • investment law
  • economic law
  • sustainable development law

About the programme

This programme will provide you with the advanced knowledge and skills to navigate the many interrelated areas of public international law that affect peace, justice and development.

Programme overview

In this programme, you will study various academic literary texts and will analyse international legal instruments, as well as jurisprudence in the relevant fields. You will be trained to develop skills to integrate the distinctive branches of international law and to formulate an independent opinion on legal questions relating to war, peace and the quest for justice (both substantively and procedurally).

Educational methods

Classes take place in the form of seminars, normally held in two to three-hour sessions, two to three times a week per course. You will also be actively encouraged to take part in academic activities outside the curriculum, such as participation in conferences and workshops, field trips and internships. The programme will be completed by writing a thesis.

Student support services

The programme coordinator will be your first point of contact before, during and after the programme. The coordinator can help you with all kinds of practical questions related to your programme and can refer you to someone else if necessary.

Career prospects

The Peace, Justice and Development programme prepares you for a successful career within a multidimensional field, in Europe or around the world.

This programme is designed to provide you with the advocacy and litigation skills necessary to pursue a career in the areas of peace and justice. As a graduate, you will be qualified for a range of positions within organisations such as:

  • international courts
  • international organisations
  • national judicial institutions
  • non-governmental organisations
  • the foreign service
  • prestigious law firms
  • academic and research institutes

Which department am I in?

Leiden Law School

Study options

Full Time (1 Year)

Tuition fees
€18,800.00 (15,18,578) per year
Application deadline

Expected April 2023

More details

Start date

Expected September 2022


Leiden University

Rapenburg 70,



2311, Netherlands

Full Time (1 Year)

Tuition fees
€18,800.00 (15,18,578) per year
Application deadline

Expected April 2023

More details

Start date

Expected September 2022


Leiden University Campus The Hague

Wijnhaven Building,

Turfmarkt 99, DP,



2511, Netherlands

Entry requirements

For students from United States

Applicants need a BA or BSc degree (or equivalent) to be admitted to any of Leiden University’s master’s programmes. English-language proficiency: IELTS - 6.0; Toefl (internet based): 80 (component score: 20); Cambridge C2 Proficiency (CPE), or C1 Advanced (CAE): Cambridge component score of 169.

For international students

  • A copy of a valid passport or ID card
  • A copy of a Dutch residence permit (if applicable)
  • CV (résumé)
  • Language proficiency (if applicable)
  • Copies of diplomas and transcripts
  • Letter of motivation

*There may be different IELTS requirements depending on your chosen course.


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