What was Germany's role in the Invasion of Normandy?

In the event, German reaction to the landings on 6 June was slow and confused. The spell of bad weather which had made the decision to go so fraught for Eisenhower also meant the Germans were caught off guard. Rommel was visiting his wife in Germany and many senior commanders were not at their posts

African americans at the time just came out of slavery and needed money to provide for there families. so they joined for the money mainly.