What is Prussia?
{{confused|Persia|Russia}} {{Infobox former country | native_name = {{native name|de|Königreich von Preußen}} | conventional_long_name = Kingdom of Prussia | common_name = Prussia | era = [[Early modern Europe]] to [[Contemporary history|Contemporary]] | government_type = [[Monarchy]] (until 1918), [[Republic]] | year_start = 1525 | year_end = 1947 | event_start = [[Duchy of Prussia]] | date_start = 10 April | event1 = [[Brandenburg-Prussia|Union with Brandenburg]] | date_event1 = 27 August 1618 | event2 = [[Kingdom of Prussia]] | date_event2 = 18 January 1701 | event3 = [[Free State of Prussia]] | date_event3 = 9 November 1918 | event4 = [[Gleichschaltung|Abolition]] (''[[de facto]], loss of independence'') | date_event4 = 30 January 1934 | event_end = [[Abolition of Prussia|Abolition]] ({{lang|la|[[de jure]]}}) | date_end = 25 February | event_post = | date_post = <!---Don't use flag navigation for this entry: it is too complicated. This is better covered by the individual Prussian entries---> | today = [[Germany]]<br>[[Poland]]<br>[[Russia]] ([[Kaliningrad Oblast]])<br>[[Klaipėda Region|Lithuania]]<br>[[South Jutland County|Denmark]]<br>[[Eupen-Malmedy|Belgium]]<br>[[Hlučín Region|Czech Republic]]<br>[[Canton of Neuchâtel|Switzerland]] | image_flag = Flag of the Kingdom of Prussia (1803-1892).svg | flag_type = [[Flag of Prussia|Flag]] <br /><small>(1803–1892)</small> | flag_caption = Top: Flag (1803-1892)<br /> Bottom: (1892-1918) | image_flag2 = Flag of Prussia (1892-1918).svg | image_coat = [[File:Arms of East Prussia.svg|85px|Lesser arms]]{{parabr}}[[File:Coat of Arms of the Kingdom of Prussia 1873-1918.svg|85px|Full achievement of arms of the Kingdom of Prussia]] | symbol