| aci | Anti-coercion instrument |
| att | Arms Trade Treaty |
| ai | Artificial intelligence |
| aa | Association Agreements |
| api | First Additional Protocol to the 1949 Geneva Conventions |
| bri | Belt and Road Initiative |
| civcom | Committee for the Civilian Aspects of Crisis Management |
| coreper | Committee of Permanent Representatives |
| cfsp | Common Foreign and Security Policy |
| cjeu | Court of Justice of the European Union |
| csdp | Common Security and Defence Policy |
| cai | Comprehensive Agreement on Investment |
| ccw | Convention on Certain Conventional Weapons |
| CoE | Council of Europe |
| cotif | Convention concerning International Carriage by Rail |
| eumc | EU Military Committee |
| ec | European Commission |
| eeas | European External Action Service |
| efta | European Free Trade Association |
| enp | European Neighbourhood Policy |
| ep | European Parliament |
| eu | European Union |
| FAFA | Financial and Administrative Framework Agreement |
| fao | Food and Agriculture Organization |
| fdi | Foreign direct investment |
| gc | Geneva Convention |
| gc ii | Second Geneva Convention 1949 |
| gc iii | Third Geneva Convention 1949 |
| gdpr | General Data Protection Regulation |
| gsp | Generalised System of Preferences |
| hpcr | Humanitarian Policy and Conflict Research |
| imo | International Maritime Organization |
| instex | Instrument in Support of Trade Exchanges |
| icao | International Civil Aviation Organization |
| icrc | International Committee of the Red Cross |
| icc | International Criminal Court |
| ilo | International Labour Organization |
International Humanitarian Law |
|
| itu | International Telecommunications Union |
| mofcom | Ministry of Commerce of China |
| nsl | National Security Law |
| ofac | Office of Foreign Assets Control of the US |
| oiv | Organisation Internationale de la Vigne et du Vin |
| otif | Intergovernmental Organisation for International Carriage by Rail |
| pa | Palestinian Authority |
| pesc | Politique étrangère et de sécurité commune |
| pesco | Permanent Structured Cooperation |
| plo | Palestinian Liberation Organisation |
| prc | People’s Republic of China |
| psc | Political and Security Committee |
| psdc | Politique de sécurité et de défense commune |
| pow | Prisoner of War |
| rgpd | Règlement général sur la protection des données |
| RoE | Rules of engagement |
| srm | San Remo Manual on the Law of Naval Warfare |
| sepa | Single European Payments Area |
| soe | State-owned enterprise |
| UK | United Kingdom |
| UN | United Nations |
| unclos | UN Convention on the Law of the Sea |
| unga | UN General Assembly |
| US | United States |
| vclt | Vienna Convention on the Law of Treaties |
| wto | World Trade Organization |