Metallurgy, heavy and extractive industries are an indispensable part of Europe's economic development, President Rumen Radev said on Tuesday at the celebration of the Metallurgist's Day held under his patronage in Sofia.
Bilateral relations and cooperation in the defense sector in particular were reviewed during the meetings National Defense Minister Nikos Dendias held with President of the Serbian Republic Aleksandar Vučić and Serbian Minister of Defense Bratislav Gašić on Tuesday.