i " ▁or ▁" Id ian " ▁which ▁means ▁home ▁or ▁h omet own . ▁They ▁belonged ▁to ▁the ▁I vat an ▁tribes ▁and ▁spoke ▁the ▁same ▁I vat an ▁language , ▁but ▁with ▁a ▁southern ▁acc ent . ▁ ▁The ▁I vat an ▁tribes ▁who ▁called ▁the ▁place ▁home ▁far med , ▁where ▁soil ▁permitted , ▁and ▁they ▁f ished . ▁They ▁were ▁also ▁a ▁boat - making ▁and ▁se af aring ▁people , ▁and ▁they ▁trad ed ▁with ▁neighbour ing ▁Taiwan ▁to ▁the ▁North ▁and ▁C ag ay an ▁to ▁the ▁South . ▁ ▁The ▁I vat an ▁trib al ▁settlement s ▁had ▁a ▁de ▁fact o ▁trib al ▁government , ▁not ▁very ▁much ▁different ▁from ▁that ▁of ▁trib al ▁govern ments ▁in ▁the ▁earlier ▁stages ▁of ▁human ▁evolution . ▁The ▁trib al ▁settlement ▁was ▁head ed ▁by ▁a ▁ch ie ft ain ▁with ▁a ▁deput y . ▁ ▁Inter - t rib al ▁host ilities ▁( A rap ▁du ▁T uk on ) ▁or ▁War ▁on ▁the ▁Hill ▁were ▁common ▁in ▁those ▁days ▁but ▁for ▁men ▁only . ▁Common ▁law ▁prohib ited ▁the ▁harm ing ▁of ▁women folk ▁who ▁were ▁the ▁main ▁prov iders ▁of ▁food ▁in ▁w art ime . ▁ ▁In ▁the ▁late ▁ 1 6 0 0 s , ▁Domin ican ▁mission aries ▁land ed ▁in ▁Bat anes . ▁The ▁native ▁people ▁were ▁in ▁the ▁beginning ▁not ▁all ▁that ▁wel coming ▁to ▁the ▁early ▁Spanish ▁colon izers , ▁but ▁slowly ▁they ▁were ▁able ▁to ▁adopt ▁themselves ▁to