I'm just going to write few more things to the answers Typewriters, gasoline, bicycles, footwear, silk, nylon, fuel oil, stoves, meat, lard, shortening and oils, cheese, butter, margarine, processed foods (canned, bottled, and frozen), dried fruits, canned milk, firewood and coal, jams, jellies and fruit butter.
Due simply to the fact that it was their native land they were fighting on. Whereas the colonist they were fighting were new to the lands and not yet fully acclimated.
<span>The bulk of the German forces at the time of the Normandy landings were located on the eastern front as they were from the time of the invasion of Russia, till the end of the war.</span>