From 10 to 11 April 2019, a high-ranking delegation of the HNDGS under the chief of the D Branch of the HNDGS, made an official visit at the United States European Command (USEUCOM) at Stuttgart in Germany, where it engaged in talks with the corresponding American delegation, in the context of the decisions of the Strategic Talks between the U.S.A. and Greece (Washington DC, December 13 2018).

During the talks, there were discussions regarding the additional reinforcement of military cooperation between the two NATO-member countries, the conducting of exercises, training programs, the enhancement of interoperability, the response to crises as well as challenges to defense and security.