Claim: Brazilian battleship Riachuelo, named in honour of the Battle of Riachuelo in 1865, was built by the Samuda Brothers in UK and was launched on June 7, 1883.
Evidence: Riachuelo (Portuguese: [ʁiaˈʃuelu) was a Brazilian ironclad battleship completed in 1883. She was named in honour of the Battle of Riachuelo in 1865. Riachuelo was constructed by Samuda Brothers in London, being laid down on 31 August 1881, launched on 7 June 1883 and commissioned into the Brazilian Navy on 19 November 1883.