Russia reportedly no longer has a submarine based in the Mediterranean Sea, after the Novorossiysk vessel was observed withdrawing into the Atlantic Ocean. NATO said that the Portuguese Navy had ...

Russian submarine RFS Volkhov (B-603), shown here, and a PLAN submarine sailed together for the first time in early August 2025 in the Sea of Japan. The Russian submarine was spotted Aug. 20, 2025, ...

Sweden's armed forces said Wednesday they were following a Russian submarine that entered the Baltic Sea a day earlier, amid mounting tensions in the region. "A Russian submarine entered the Baltic ...

The Russian Navy has enhanced its capabilities by adding an advanced nuclear-powered attack submarine – named Arkhangelsk - to its fleet. The attack submarine was handed over to the Russian Navy in a ...

TAIPEI (Reuters) -Taiwan completed the maiden sea trial for its first domestically developed submarine on Tuesday, a major step in a project aimed at strengthening deterrence against the Chinese navy ...