ðə fˈɜːst lˈɑːɹdʒɚ fˌɔːɹɾɪfɪkˈeɪʃənz wɜː kɹiːˈeɪɾᵻd wɪððɪ ɚɹˈaɪvəl ʌvðə ɹˈoʊmənz hˌuː bˈɪlt ðə fˈɔːɹtɹəs kjˈuːsəm wˌɪtʃ wʌzɐ pˈɑːɹt ʌvðə fˈɔːɹɾᵻfˌaɪd bˈoːɹdɚz lˈaɪmz ɐlˈɔŋ ðə dˈænuːb.
The first larger fortifications were created with the arrival of the Romans who built the fortress (Cusum) which was a part of the fortified borders (limes) along the Danube.