) ▁was ▁an ▁al liance ▁of ▁provinces ▁in ▁what ▁is ▁now ▁Uruguay , ▁Argentina ▁and ▁Brazil ▁that ▁aim ed ▁to ▁establish ▁a ▁conf eder al ▁organization ▁for ▁the ▁state ▁that ▁was ▁emer ging ▁from ▁the ▁May ▁Revolution ▁in ▁the ▁war ▁of ▁independence ▁against ▁the ▁Spanish ▁Empire . ▁ ▁In sp ired ▁and ▁led ▁by ▁José ▁Ger vas io ▁Art ig as , ▁it ▁proc laimed ▁independence ▁from ▁the ▁Spanish ▁Crown ▁in ▁ 1 8 1 5 ▁and ▁sent ▁provincial ▁deleg ates ▁to ▁the ▁Congress ▁of ▁T uc um án ▁with ▁instructions ▁regarding ▁the ▁non neg oti able ▁objective ▁of ▁declaring ▁full ▁independence ▁for ▁the ▁United ▁Provin ces ▁of ▁the ▁Río ▁de ▁la ▁Pl ata ▁and ▁establish ing ▁a ▁conf eder ation ▁of ▁provinces , ▁all ▁of ▁them ▁on ▁equal ▁foot ing ▁and ▁the ▁government ▁of ▁each ▁being ▁directly ▁account able ▁to ▁its ▁pe op les ▁by ▁direct ▁dem ocr atic ▁means ▁of ▁government . ▁The ▁deleg ates ▁from ▁these ▁provinces ▁were ▁rejected ▁on ▁formal ities ▁from ▁the ▁Congress ▁that ▁declared ▁the ▁independence ▁of ▁the ▁United ▁Provin ces ▁of ▁South ▁America ▁in ▁July ▁ 9 , ▁ 1 8 1 6 . ▁ ▁The ▁Federal ▁League ▁confront ed ▁the ▁central ist ▁govern ments , ▁as ▁well ▁as ▁the ▁interests ▁of ▁the ▁economic ▁and ▁cultural ▁el ite ▁of ▁Buenos ▁Aires ▁and ▁Monte video , ▁in ▁what ▁later ▁amount ed ▁to ▁a ▁civil ▁war . ▁In ▁ 1 8 2 0 , ▁the ▁federal ist ▁govern ors ▁of ▁Santa ▁Fe ▁and ▁Entre ▁R íos ▁provinces ,