| skos:altLabel | - Italy
- King's
- king
- revolution
- Ferdinand
- Ferdinand I
- Ferdinand, Duke of Calabria
- Prince Ferdinand
- King of Naples
- Ferdinand's
- Neapolitan King
- Ferdinand I of Naples
- Ferdinand III
- King Ferdinand
- King Ferdinand IV
- Ferdinand IV
- King Ferdinand I
- King Ferdinand's
- Ferdinand VI
- Infante Ferdinand of Spain
- '''Ferdinand I, King of the Two Sicilies'''
- 1820 revolution
- ''Ferdinando'' Antonio Pasquale Giovanni Nepomuceno Serafino Gennaro Benedetto of Naples and Sicily
- Bourbon king Ferdinand IV (I)
- Fenrdinand I
- Ferdinand I as King of the Two Sicilies
- Ferdinand I of Bourbon
- Ferdinand I of Bourbon King of Naples
- Ferdinand I of Naples and Sicily
- Ferdinand I of Sicily
- Ferdinand I, King of the Two Sicilies
- Ferdinand I,<br />King<br />of the Two Sicilies
- Ferdinand I<br/>
- Ferdinand I<br>of the Two<br>Sicilies
- Ferdinand III King of Sicily
- Ferdinand III of Bourbon
- Ferdinand III of Sicily
- Ferdinand III of Sicily and IV of Naples
- Ferdinand III of Sicily/Ferdinand IV of Naples
- Ferdinand III of the Kingdom of Sicily
- Ferdinand III, King of Sicily and IV of Naples
- Ferdinand IV & III
- Ferdinand IV & III of Naples and Sicily
- Ferdinand IV & VI
- Ferdinand IV & VII of Naples and Sicily
- Ferdinand IV and III
- Ferdinand IV of Bourbon
- Ferdinand IV of Naples
- Ferdinand IV of Naples and III Sicily
- Ferdinand IV of Naples and III of Sicily
- Ferdinand IV of Naples and Sicily
- Ferdinand IV of Naples; Ferdinand III of Sicily
- Ferdinand IV of Sicily
- Ferdinand IV of the Kingdom of Naples
- Ferdinand IV, King of Naples
- Ferdinand IV, König von Neapel
- Ferdinand VI of Naples
- Ferdinand of Naples
- Ferdinand of Naples and Sicily
- Ferdinand of the Two Sicilies
- Ferdinand the Fourth
- Ferdinand IV
- Ferdinand, King of Naples and Sicily
- Ferdinand, king of Naples
- Ferdinando IV
- Fernando I of Naples
- King Ferdinand I of the Two Sicilies
- King Ferdinand III of Sicily
- King Ferdinand IV of Bourbon
- King Ferdinand IV of Naples
- King Ferdinand IV of Naples and III of Sicily
- King Ferdinand IV/III of Naples and Sicily
- King Ferdinand of Bourbon
- King Ferdinand of Naples
- King Ferdinand of Naples and Sicily
- King Ferdinand of Sicily
- King Ferdinando
- King Ferdinando I delle Due Sicilie
- King Ferdinando IV of Naples
- Neapolitan Revolution
- Neapolitan revolution of 1820
- Prince Ferdinand of Naples and Sicily
- Restoration of Bourbons
- Revolution of 1820
- king Ferdinand I
- king of Sicily
- pro-Bourbon
- quickly crushed
- the Bourbon king
- the current king’s grandfather
- victory of the Austrian army at Naples in 1821
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