Jarg wrote :

Without hesitating, the American Admiral replied, "Maybe it's
because the Brits, Canadians, Aussies and Americans arranged it
so you would not have to speak in German."

Who helped USA to get its independence from UK ?
Enough said.

Given that the United Kingdom came into being in 1801, you are
incorrect.

Given that Germany won the 1870's war and we were still speaking in
French after that, the original post was incorrect ...