▁beginning , ▁Lam ad rid ▁failed ▁to ▁prevent ▁P ach ec o ▁from ▁se izing ▁the ▁bridge . ▁His ▁left ▁wing , ▁led ▁by ▁Áng el ▁Vic ente ▁Pe ñ alo za , ▁was ▁prevent ed ▁from ▁moving ▁by ▁a ▁counter - order . ▁When ▁he ▁finally ▁did ▁move , ▁he ▁was ▁quickly ▁rep elled ▁by ▁the ▁inf antry . ▁The ▁defeat ▁of ▁the ▁Unit ari ans ▁was ▁evident ▁from ▁the ▁start , ▁and ▁soon ▁all ▁were ▁fle eing ▁to ▁the ▁mountains . ▁ ▁It ▁was ▁a ▁very ▁blo ody ▁battle , ▁with ▁hundreds ▁of ▁death s ▁on ▁each ▁side , ▁followed ▁by ▁a ▁terrible ▁per sec ution ▁of ▁the ▁van qu ished , ▁led ▁by ▁the ▁" mon k " ▁Ald ao , ▁causing ▁many ▁hundreds ▁of ▁additional ▁death s . ▁Ald ao ▁ordered ▁ 1 , 0 0 0 ▁men ▁to ▁follow ▁up ▁to ▁Cat amar ca ▁to ▁the ▁north , ▁while ▁the ▁rest ▁remained ▁in ▁La ▁Rio ja ▁to ▁prevent ▁an ▁attempt ▁by ▁Lav alle ▁to ▁advance ▁to ▁C uy o . ▁ ▁After math ▁The ▁defeated ▁crossed ▁the ▁And es , ▁long ▁before ▁the ▁th aw ▁would ▁allow ▁a ▁safe ▁crossing , ▁and ▁more ▁than ▁a ▁hundred ▁men ▁died . ▁It ▁is ▁said ▁that ▁a ▁few ▁of ▁the ▁los ers ▁hid ▁in ▁a ▁village ▁near ▁M endo za , ▁then ▁called ▁Co qu imb ito . ▁The ▁los ers ▁did ▁not ▁yet ▁know , ▁but ▁five ▁days ▁before , ▁General ▁Lav alle ▁had ▁been ▁defeated ▁in ▁the ▁Battle ▁of