Portuguese ironclad Vasco da Gama armored belt that was thick on either end and thick amidships. The main battery guns were protected by thick barbettes. "Vasco da Gama" was laid down at the Thames Iron Works shipyard in London, Britain in 1875, and was launched on 1 December 1876. The ship was completed in 1878. She served as part of the coastal defense force that protected Lisbon, the Portuguese capital, and the mouth of the river Tagus. On 26 June 1897, "Vasco da Gama" participated in the Fleet Review at Spithead celebrating Queen Victoria's Diamond Jubilee. At the time, the ship was commanded by Captain
Vasco da Gama Gama threatened to do the same, prompting the king to undertake steps to retain him in Portugal and avoid the embarrassment of losing his own "Admiral of the Indies" to Spain. In 1519, after years of ignoring his petitions, King Manuel I finally hurried to give Vasco da Gama a feudal title, appointing him the first Count of Vidigueira, a count title created by a royal decree issued in Évora on 29 December, after a complicated agreement with Dom Jaime, Duke of Braganza, who ceded him on payment the towns of Vidigueira and Vila dos Frades. The decree granted Vasco