Einstein published his relativity papers originally in German.
Starting in the 1930s, though, that tradition began to change... for reasons that I'm sure won't ever apply to American English. Nosirree, Bob, we're special. Great, even.
A finer expression of the matter cannot be made.
"Mathematics in Göttingen?" Hilbert repiled. "There is really none any more."
https://hsm.stackexchange.com/questions/2486/source-for-hilb...