Although this page strives to come up with a list of the first appearances of certain languages, certain facts can not be overlooked. French, for example, is what we imagine people in France speak, yet certainly in the 1800s a large portion were only speaking dialects or patois1
which were not mutually intelligible. By descent, Languedoc is closer to Spanish than French, although centuries on the same side of the Pyrenees undoubtedly moved it closer to French.
The domination of French in France began in 1539 with King Francis I
, who, in addition to throwing aside a millenium of Latin use in government and replacing it with a law
which required all legal documents to be written in the French spoken around Paris.
In Germany, it wasn't until the reign of King Frederick II of Prussia in the 1740s that German became the norm in education, or that a particular type of German was commonly used 23
. It Italian, it was even later before Latin was replaced on any official basis.