8 4 2 , ▁he ▁fought ▁a ▁battle ▁on ▁the ▁River ▁Par an á , ▁defe ating ▁a ▁Uruguay an ▁river ine ▁fleet ▁of ▁launch es ▁commanded ▁by ▁the ▁future ▁hero ▁of ▁the ▁Italian ▁Ris org imento , ▁Giuseppe ▁Gar ib ald i . ▁After ▁purs uing ▁the ▁Uruguay an ▁up ▁the ▁river , ▁Brown ▁forced ▁a ▁landing ▁and ▁his ▁mar ines ▁brought ▁the ▁Uruguay ans ▁to ▁action . ▁ ▁Many ▁men ▁on ▁both ▁sides ▁knew ▁one ▁another ▁from ▁previous ▁engag ements ▁and ▁a ▁minor ity ▁of ▁Brown ' s ▁men , ▁having ▁gained ▁the ▁advantage , ▁took ▁personal ▁ven ge ance ▁on ▁a ▁prisoner , ▁em as cul ating ▁him . ▁Brown ▁became ▁en rag ed ▁and , ▁toler ating ▁no ▁cow ard ice ▁among ▁his ▁men , ▁sever ely ▁pun ished ▁them ▁using ▁the ▁inf am ous ▁" ga unt let " ▁technique . ▁The ▁men ▁were ▁stri pped ▁and ▁walked ▁between ▁two ▁lines ▁of ▁their ▁com r ades ▁who ▁beat ▁them ▁with ▁ro ds , ▁with ▁some ▁killed . ▁Brown , ▁ref using ▁to ▁accept ▁the ▁victory ▁because ▁of ▁the ▁d ish on our ▁brought ▁upon ▁the ▁battle ▁by ▁his ▁men , ▁used ▁his ▁influence ▁to ▁have ▁Gar ib ald i ▁released ▁from ▁prison ▁where ▁he ▁was ▁await ing ▁trial ▁and ▁certain ▁execution . ▁Brown ▁used ▁a ▁saying ▁on ▁such ▁occasions ▁when ▁lo y alt ies ▁were ▁in ▁question : ▁ ▁" E ven ▁if ▁to ▁the ▁devil ▁the ▁word ▁is ▁given , ▁then ▁it ▁must ▁be ▁kept ". ▁Hon