National Defence Minister Nikos Dendias visited the Hellenic Navy frigate "Hydra" on Monday. The frigate was sailing in the Red Sea as part of the European Union Naval Force (ENNAVFOR) operation "Aspides". Dendias was accompanied by General Dimitrios Houpis, the Hellenic National Defence General Staff (HNDGS) chief, and Vice Admiral Dimitrios Eleftherios Kataras, the Hellenic Navy General Staff chief (HNGS).