With the aim to showcase this work and all the benefits it brings, as part of its 10-year celebrations, Huma-Num organized an international event on Monday September 25 and Tuesday September 26, 2023 at the Campus Condorcet in Paris. Beyond the experience of Huma-Num, the main purpose of this event was to present the construction of national infrastructures for SSH in various European countries, and assess the impact of European infrastructures on their development. This article is a summary of the various presentations and round tables that took place during this event.