Rubuta ci gaba don wannan sakin layi - Daga ƙarshen ƙarni na 12 zuwa gaba, an gina sansanonin Wiener Neustadt da Hainburg a gefen kudu maso gabas da gabas a matsayin bango na tsaro daga hare-haren ƙasashen Hungary da ke ƙasa da Kogin Danube. Duk da haka, sojojin Sarki Matthias Corvinus sun shiga Vienna Basin a lokacin Yakin Austrian-Hungary a 1485 don fara Siege na Vienna. Sojojin Ottoman sun sake mamaye shi, wanda ya kewaye birnin a 1529
da kuma 1683.