You forgot to include why Datsun wasn’t Nissan for so long in the us.Porsche built tanks for the Nazis, Krupp built gun barrels, BMW made engines for basically everything that drove flew or floated the Nazis built (Except for the stuff that got Mercedes or Maybach engines), MAN (as in the guys that do big marine diesels) built the U-boat fleets.
Subaru was Fuji was Nakajima building airplanes for Imperial Japan. Mitsubishi built aircraft and ships for the Imperial Japanese Navy.
Airbus was formed in part out of Messerschmitt, Blohm, Focke-Wulf and Heinkel.
You found VW and thought you'd reached the bottom of the rabbithole, but you don't even know how deep it goes