Slovenia
General Information:
History of Slovenia:
Until 1919 : Part of Austro-hungarian Empire
1919-1941 : Part of the Kingdom of the Slovenes, Serbs and Croats
1941-1945 : Split up between Italy, Hungary and Germany
1945-1991 : Province of Yugoslavia
From 1991 : Independent democratic republic
From 2004 : Member of the European Union.

The plates shown here are those since the independence of 1991.
Plates in my collection:
Passenger
1992-2003
Private vehicle / LJ = Ljubljana
1992-2003
Private vehicle / Crest of the city of Kamnik in the Ljubljana District
Fom 2004
Private vehicle / CE = Celje
Diplomatic
1992-1996
Diplomatic
The Alpca archives indicate that 40 is the Embassy code for Germany, however the original accompanying letter states that this plate is from the British Embassy.
1996-2004
Diplomatic / 30 = UK Embassy / M - Non-diplomatic embassy personnel / LJ = Ljubljana
Export
2005 / Series from 2002
Export-Customs plate / CE = Celje / Month and year on two stickers
Police
From 1992
Police / 10 = Novo Mesto District
Temporary
1991
Temporary / Passenger / LJ = -Ljubljana
1992-2004
Issued in 1999
Temporary