"In 1904 the Russian cruiser ""Rossia"" used what, the first time it was used by a warship on the high seas during a time of war?"
Russian cruiser Rossia command of Captain Andrei Parfenovich Andreev, and was the flagship of the Vladivostok Cruiser Squadron under the overall command of Rear Admiral Karl Jessen. The other ships in the squadron were the armored cruisers and as well as the protected cruiser . The squadron made a number of sorties against Japanese shipping early in the war, but only one was reasonably successful when the transport "Hitachi Maru", carrying eighteen siege howitzers and over 1000 troops intended for the siege of Port Arthur, was sunk in June 1904. On an earlier sortie in May 1904 "Rossia" flew an observation balloon off
Russian cruiser Rossia Russian cruiser Rossia Rossia () was an armored cruiser of the Imperial Russian Navy built in the 1890s. She was designed as a long-range commerce raider and served as such during the Russo-Japanese War of 1904–05. She was based in Vladivostok when the war broke out and made a number of sorties in search of Japanese shipping in the early months of the war without much success. "Rossia", along with the other armored cruisers of the Vladivostok Cruiser Squadron, attempted to rendezvous in the Strait of Tsushima with the main portion of the Pacific Fleet sailing from Port Arthur in