▁Ber eng ar , ▁the ▁de posed ▁king , ▁and ▁march ▁on ▁Tr ento . ▁Their ▁joint ▁army ▁surrounded ▁Tr ento , ▁but ▁Guy ▁probably ▁b rib ed ▁them ▁to ▁leave ▁him ▁un m ol ested . ▁The ▁following ▁year , ▁they ▁defeated ▁Guy ▁at ▁Berg amo ▁and ▁took ▁Tr ento ▁and ▁Milan . ▁Ber eng ar ▁was ▁recogn ised ▁as ▁king ▁and ▁a ▁v ass al ▁of ▁Arn ulf . ▁Zw ent ib old ▁returned ▁to ▁Germany , ▁as ▁fe ver ▁had ▁w re aked ▁hav oc ▁on ▁the ▁German ▁arm ies . ▁▁ ▁Guy ▁retre ated ▁in ▁order ▁to ▁re group ▁at ▁a ▁fort ified ▁place ▁on ▁the ▁T aro ▁and ▁died ▁there ▁suddenly ▁in ▁late ▁aut umn , ▁leaving ▁his ▁son ▁under ▁the ▁tut el age ▁of ▁his ▁wife . ▁Both ▁would ▁contest ▁the ▁throne ▁with ▁Ber eng ar ▁and ▁Arn ulf . ▁ ▁Leg acy ▁Guy ' s ▁power ▁never ▁extended ▁over ▁much ▁beyond ▁his ▁her edit ary ▁lands , ▁which ▁offered ▁stark ▁illustr ation ▁of ▁the ▁fact ▁that ▁the ▁imperial ▁title , ▁with ▁its ▁pret ensions ▁of ▁universal ▁rule , ▁had ▁by ▁the ▁end ▁of ▁the ▁nin th ▁century ▁become ▁merely ▁a ▁token ▁of ▁the ▁po pe ' s ▁favour , ▁to ▁be ▁fought ▁over ▁by ▁various ▁Italian ▁nobles . ▁He ▁did ▁not ▁even ▁firm ly ▁control ▁the ▁north ▁of ▁Italy , ▁batt ling ▁other ▁claim ants ▁over ▁the ▁throne ▁for ▁much ▁of ▁his ▁reign . ▁He ▁did ▁try ▁to ▁maintain ▁the ▁Carol ing ian ▁tradition ▁and ▁issue