Dragons in Greek mythology in its place. It had an immortal head which would remain alive after it was cut off. Some accounts claim that the immortal head was made of gold. It lived in a swamp near Lerna and frequently terrorized the townsfolk until it was slain by Heracles, who cut the heads off, with the help of his nephew Iolaus, who then singed the oozing stump with a blazing firebrand to prevent any new heads from growing, as the second of his Twelve Labors. Hera sent a giant crab to distract Heracles, but he simply crushed it under his foot. Hera then
Greek ironclad Hydra 1897–1900, "Hydra" and her sister-ships were partially rearmed; "Hydra" was modified at the La Seyne shipyard. Their small-caliber guns were replaced with one gun forward, eight guns, four 3-pounders, and ten 1-pounder revolver cannon. One of the 14-inch torpedo tubes was replaced with a weapon. In 1908–1910, the old 5.9 in guns were replaced with new, longer L/45 models. The Balkan League, of which Greece was a member, declared war on the Ottoman Empire in October 1912. Two months later, the Ottoman fleet attacked the Greek navy, in an attempt to disrupt the naval blockade surrounding the Dardanelles. The Ottoman