Always ask for approval when considering an internship.

Below are many different institutions which often have rolling admissions all around the world. The links below will lead you to the websites with the internships and traineeships. These will give you more information about deadlines and requirements. 

- International Court of Justice
- Coalition for the International Criminal Court
- International Criminal Tribunal for the Former Yugoslavia
- Permanent Court of Arbitration
- Special Tribunal for Lebanon 
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- EU Parliament
- Ministry of Foreign Affairs, Netherlands
- Permanent Mission of the Federal Republic of Germany to the United Nations

- De Europese Rekenkamer
- Organisation for Economic Co-operation & Development (OECD)
- World Food Programme

- EuroJust - European Union Agency for Criminal Justice Cooperation
- European Army Interoperability Centre 
- George C. Marshall Center European Center for Security Studies
- International Criminal Police Organisation (INTERPOL)
- Organisation for Security & Co-operation in Europe (OSCE)

- International Organisation for Migration (IOM)
- European Movement International

- Organisation for the Prohibition of Chemical Weapons
- Comprehensive Nuclear-Test-Ban-Treaty Organisation
- International Atomic Energy Agency (IAEA)