Editing Ferdinand I, Holy Roman Emperor (section)

===In the Empire===
An important invention of Ferdinand was the ''[[Hofkriegsrat]]'' (Aulic War Council), officially established in 1556 to coordinate military affairs in all Habsburg lands (inside and outside the Holy Roman Empire).<ref>{{cite book |last1=Mugnai |first1=Bruno |last2=Flaherty |first2=Chris |title=Der lange Türkenkrieg, the long turkish war (1593–1606), vol. 2 |date= 2016 |publisher=Soldiershop Publishing |isbn=978-88-9327-162-2 |page=36 |url=https://books.google.com/books?id=x4yWDQAAQBAJ&pg=PT36 |access-date=21 September 2022 |language=en}}</ref> Together with the {{ill|Reichshofkanzlei|de}} (established in 1559, merging the Imperial and Austrian Chancelleries, thus also dealing with affairs of both Imperial and Habsburg lands) and the {{ill|Hofkammer|de|Hofkammer (Habsburgermonarchie)}} (the Finance Chamber, which received imperial taxes from the ''Reichspfennig meister''), it formed the core of the Habsburg government in Vienna. The ''[[Reichshofrat]]'' was revived to deal with affairs concerning imperial prerogatives. In 1556, an ordinance was issued to ensure Imperial and dynastic affairs were managed separately (by two groups of officials from the same institution) though.<ref>{{cite book |last1=Munck |first1=Bert De |last2=Romano |first2=Antonella |title=Knowledge and the Early Modern City: A History of Entanglements |date= 2019 |publisher=Routledge |isbn=978-0-429-80843-2 |page=361 |url=https://books.google.com/books?id=RkmqDwAAQBAJ&pg=PT361 |access-date=21 September 2022 |language=en}}</ref><ref>{{cite book |last=Wilson |first=Peter H. |title=The Holy Roman Empire: A Thousand Years of Europe's History |date= 2016 |publisher=Penguin Books Limited |isbn=978-0-14-195691-6 |page=214 |url=https://books.google.com/books?id=I5lFCgAAQBAJ&pg=PR214 |access-date=21 September 2022 |language=en}}</ref> In his time, the influence of the Estates in these institutions were limited. For each ''Länder''[[Imperial Circle|group]], regiments (or governments) and treasury offices were created.<ref>{{cite book |last1=Cassese |first1=Sabino |last2=Bogdandy |first2=Armin von |last3=Huber |first3=Peter |title=The Max Planck Handbooks in European Public Law: Volume I: The Administrative State |date= 2017 |publisher=Oxford University Press |isbn=978-0-19-103982-9 |page=128 |url=https://books.google.com/books?id=EXAuDwAAQBAJ&pg=PA128 |access-date=21 September 2022 |language=en}}</ref>

Unlike Maximilian I and Charles V, Ferdinand I was not a nomadic ruler. In 1533, he moved his residence to [[Vienna]] and spent most of his time there. After experiencing the Turkish siege of 1529, Ferdinand worked hard to make Vienna an impregnable fortress.<ref>{{cite book |last1=Duindam |first1=Jeroen |last2=Duindam |first2=Jeroen Frans Jozef |last3=Duindam |first3=Professor Jeroen |last4=Roper |first4=Lecturer in History Royal Holloway and Bedford New College Lyndal |title=Vienna and Versailles: The Courts of Europe's Dynastic Rivals, 1550–1780 |date= 2003 |publisher=Cambridge University Press |isbn=978-0-521-82262-6 |page=145 |url=https://books.google.com/books?id=LORFDFxqCI8C&pg=PA145 |access-date=17 January 2022 |language=en}}</ref> After his 1558 accession, Vienna became the imperial capital.<ref name="Princeton University Press">{{cite book |last=Ágoston |first=Gábor |title=The Last Muslim Conquest: The Ottoman Empire and Its Wars in Europe |date= 2021 |publisher=Princeton University Press |isbn=978-0-691-20538-0 |page=312 |url=https://books.google.com/books?id=mXALEAAAQBAJ&pg=PA312 |access-date=17 January 2022 |language=en}}</ref>