F. was ''King in Prussia'' until 1772, when he declared himself as ''King of Prussia''. There is quite a bit of history hidden behind these prepositions --[[User:DiEb|DiEb]] 11:45, 14 August 2008 (EDT) | F. was ''King in Prussia'' until 1772, when he declared himself as ''King of Prussia''. There is quite a bit of history hidden behind these prepositions --[[User:DiEb|DiEb]] 11:45, 14 August 2008 (EDT) |