America does not have to extradite its own nationals to Germany, either. From the US-German extradition treaty: Article 7 EXTRADITION OF NATIONALS (1) Neithe

America does not have to extradite its own nationals to Germany, either. From the US-German extradition treaty: Article 7 EXTRADITION OF NATIONALS (1) Neither of the Contracting Parties shall be bound to extradite its own nationals. The competent executive authority of the Requested State, however, shall have the power to grant the extradition of its own nationals if, in its discretion, this is deemed proper to do and provided the law of the Requested State does not so preclude. In fact, Germany has quite a few outstanding arrest warrants against US citizens, too: https://www.theguardian.com/world/2007/jan/31/usa.germany https://www.theguardian.com/world/2007/jan/31/usa.germany