▁were ▁established . ▁The ▁huge ▁South ▁American ▁nation ' s ▁first ▁leg ation ▁was ▁thus ▁established ▁in ▁Washington , ▁only ▁a ▁quarter - century ▁after ▁the ▁found ing ▁of ▁the ▁American ▁national ▁capital ▁and ▁federal ▁district ▁itself . ▁The ▁long ▁Brazil ian - N orth ▁American ▁diplom atic ▁relationship ▁and ▁inter - cont inental ▁friendship ▁was ▁founded ▁on ▁New ▁Year ' s ▁Day , ▁January ▁ 1 , ▁ 1 8 2 4 , ▁when ▁José ▁Sil vest re ▁Reb ello ▁presented ▁his ▁diplom atic ▁acc red itation ▁credentials ▁as ▁first ▁Char ge ▁d ' Aff aires ▁to ▁fifth ▁President ▁James ▁Mon roe ▁( 1 7 5 8 - 1 8 3 1 , ▁served ▁ 1 8 1 7 - 1 8 2 5 ), ▁at ▁the ▁newly ▁restored ▁Executive ▁M ansion , ▁now ▁acqu iring ▁its ▁new ▁nick name ▁and ▁title ▁of ▁the ▁White ▁House , ▁having ▁been ▁burn ed ▁only ▁a ▁de cade ▁before ▁by ▁the ▁inv ading ▁British . ▁He ▁represented ▁the ▁new ▁Emperor ▁and ▁Empire ▁of ▁Brazil ▁for ▁over ▁five ▁years ▁to ▁August ▁ 1 8 2 9 . ▁ ▁In ▁ 1 9 0 5 , ▁the ▁United ▁States ▁Leg ation ▁representing ▁the ▁U . S . ▁Department ▁of ▁State ▁and ▁its ▁Secretary ▁of ▁State ▁in ▁the ▁original ▁coast al ▁capital ▁city ▁of ▁Rio ▁de ▁Janeiro ▁was ▁raised ▁to ▁a ▁full ▁emb ass y ▁under ▁ 2 6 th ▁President ▁The odore ▁Ro ose vel t ▁( 1 8 5 8 - 1 9 1 9 ,