Complex sentence: She fought in the Russo-Japanese war being damaged at the Battle of Ulsan and was leter transferred to the Baltic Fleet where she fought in the World War I. The design was an improved version of the armoured cruiser "Rossia" with extra protection.
Split into simpler sentences: She fought in the Russo-Japanese war being damaged at the Battle of Ulsan. She transferred to the Baltic Fleet after the war with Japan and fought in World War I. The design was an improved version of the Armoured cruiser "Rossia" with extra protection.