is ▁and ▁Mus cul i ▁Sch yt ici ▁( which ▁had ▁little ▁ships , ▁su ited ▁for ▁the ▁Dan ube ▁D elta ) ▁may ▁have ▁been ▁hosted ▁by ▁this ▁city . ▁ ▁As ▁for ▁religious ▁life , ▁we ▁know ▁that ▁in ▁ 2 9 0 ▁AD , ▁during ▁the ▁per sec utions ▁ordered ▁by ▁Dioc let ian , ▁Saint ▁Ep ict et us ▁and ▁Ast ion ▁suffered ▁mart yr dom ▁at ▁Hal my ris . ▁▁ ▁Hal my ris ▁served ▁as ▁a ▁dep ot ▁for ▁supplies , ▁colon ization ▁and ▁cultural ▁exchange ▁in ▁the ▁region ▁for ▁ 1 , 1 0 0 ▁years . ▁It ▁was ▁occupied ▁from ▁the ▁Iron ▁Age ▁to ▁the ▁By z antine ▁period . ▁ ▁The ▁original ▁fort ▁was ▁made ▁of ▁tim ber ▁and ▁tur f , ▁but ▁as ▁the ▁fort ▁gained ▁importance ▁and ▁a ▁regular ▁g arrison ▁was ▁established ▁along ▁the ▁Dan ube , ▁the ▁fort ▁was ▁re built ▁in ▁stone . ▁ ▁Early ▁in ▁the ▁fort ' s ▁history , ▁the ▁Goth s ▁and ▁H uns ▁from ▁the ▁North ▁crossed ▁the ▁Dan ube ▁and ▁conquer ed ▁the ▁fort . ▁It ▁was ▁later ▁re - capt ured ▁by ▁the ▁Rom ans . ▁ ▁In ▁the ▁early ▁ 4 th ▁century , ▁the ▁Emperor ▁Const antine ▁added ▁a ▁bas il ica . ▁ ▁A ▁series ▁of ▁earth qu akes ▁alter ed ▁the ▁course ▁of ▁the ▁Dan ube ▁and ▁the ▁fort ▁became ▁more ▁removed ▁from ▁the ▁river . ▁Hal my ris ▁gradually ▁lost ▁its ▁importance ▁and ▁was ▁abandoned . ▁