German’s need Jesus before they will do anything.
All of Western Europe is now a mission field for Christians. Perhaps churches in areas where Christianity is thriving, such as sub-Saharan Africa, South Korea and the Pacific islands will be sending missionaries to spread the Good News to the benighted lands of Germany, the Low Counties, Scandinavia, etc.
Yes, they do, but they kicked Him out of their lives so He let them have what they wanted, life without Him.
Sometimes you get what you asked for and find out you don't like it so much after all.