---
title: "HSSD 2026-2027 — Brussels | Model Diplomat"
description: "HSSD 2026-2027 is a professional conference in Brussels, Belgium, Sep 18, 2026 – Jun 19, 2027. Organized by Defence Institute. Full prep on Model Diplomat."
url: "https://modeldiplomat.com/conferences/professional/hssd-2026-2026"
---

# HSSD 2026-2027

Sep 18, 2026 – Jun 19, 2027[Brussels, Belgium](https://www.google.com/maps/search/?api=1\&query=Brussels%2C%20Belgium)In-person

Happening now[Registration open](https://www.defence-institute.be/en/high-studies/hssd/hssd-2026-2027/)

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