▁ordered ▁from ▁the ▁Sam uda ▁Brothers ▁ship yard ▁of ▁London . ▁She ▁was ▁launched ▁on ▁ 6 ▁October ▁ 1 8 8 0 , ▁and ▁cost ▁the ▁Argent ine ▁government ▁£ 2 7 0 , 0 0 0 . ▁On ▁ 1 4 ▁June ▁ 1 8 8 1 , ▁she ▁conducted ▁speed ▁tri als ▁on ▁the ▁Map lin ▁M ile , ▁and ▁achieved ▁her ▁designed ▁speed ▁of ▁ 1 4   k not s ▁at ▁full ▁power . ▁Upon ▁her ▁delivery ▁to ▁Argentina , ▁she ▁was ▁the ▁largest ▁vessel ▁in ▁the ▁Argent ine ▁fleet , ▁and ▁remained ▁so ▁until ▁the ▁four ▁Gar ib ald i - class ▁arm ored ▁cru is ers ▁were ▁acquired ▁in ▁the ▁late ▁ 1 8 9 0 s . ▁Al mir ante ▁Brown ▁was ▁present ▁during ▁the ▁cer emon ies ▁for ▁the ▁opening ▁of ▁the ▁south ▁bas in ▁in ▁the ▁har bor ▁of ▁Buenos ▁Aires ▁on ▁ 2 8 ▁January ▁ 1 8 8 9 . ▁ ▁On ▁ 1 3 ▁July ▁ 1 8 9 2 , ▁the ▁ship ▁was ▁thought ▁to ▁be ▁lost ▁in ▁a ▁storm ▁that ▁claimed ▁the ▁tor ped o ▁boat ▁Ros ales . ▁The ▁protected ▁cru iser ▁Ve int ic in co ▁de ▁May o ▁was ▁also ▁believed ▁to ▁have ▁s unk ▁in ▁the ▁storm , ▁though ▁both ▁surv ived . ▁In ▁the ▁following ▁year , ▁Al mir ante ▁Brown , ▁along ▁with ▁most ▁of ▁the ▁heavy ▁units ▁in ▁the ▁Argent ine ▁Navy , ▁took ▁part ▁in ▁putting ▁down ▁the ▁naval ▁defe