and eight others in Great Britain. They were steam-powered mixed-propulsion ships, which meant a necessary upgrade for the Brazilian Navy to continue to fully defend the interests of the country. These ships acted in the War of Uruguay and in the War of Paraguay. In this issue, which evolved into a Brazilian military intervention, before the surrender of Montevideo, the Admiral led the fighting in Salto and Paissandu, occupying them with Brazilian troops. He commanded Brazilian intervention in the Eastern Republic of Uruguay in 1864 and 1865. The power struggle between the Blanco and Colorado parties led to a destabilization and civil war in the young country on the banks of the Prata. There were, however, 40,000 Brazilians living in the country, which made the internal problem a matter of interest to the Brazilian Empire. In addition to the internal political parties, they were involved in the power struggle, Paraguay and Argentina both supporting opposite sides and supported by their own interests. The place had become a barrel of gunpowder that exploded on August 10, 1864. The Baron of Tamandaré was appointed in 1864 for a diplomatic effort by Councilor Jose Antonio Saraiva to protect the interests of the Empire and the integrity of his subjects. On August 11, Counselor Saraiva left Montevideo with the failure of the negotiations, while Tamandaré and his Naval Force of the Rio de la Plata stayed to secure all the package demanded by the Emperor. Tamandaré's objective at the beginning of the conflict, as written by him in a letter dedicated to the Brazilian Minister of Foreign Affairs, was exclusively to obtain satisfaction from the Uruguayan Government for the injuries suffered by Brazilians, as well as to obtain guarantees for them and their property. With no intention of humiliating the sovereignty of that Republic or injuring its citizens. In any case, fearful of a thoughtless action could trigger a war in which the two bands of the Rio de la Plata would unite against Brazil, because he knew that they were not ready for such a confrontation. On August 30, relations were formally broken between Uruguay and Brazil. On September 7, the Imperial Government sent orders to the Baron of Tamandaré for three occupied Uruguayan towns, Paissandu, Salto and Cerro Largo, and for General Venancio Flores to be recognized as one of the belligerents. On October 11, it became the domain of the foreign