I don't know about Germany and how to proceed, but someone should have responded to you so perhaps the email address was wrong or an old one.
However, you should not lose your British citizenship; it is only certain countries that would make you renounce your citizenship of birth and I don't think that Germany is one of them.
Children’s lung capacity in London has increased
BBC 2 Proms A Tribute Marvin Gaye
Soops kitchen, a place of reflection, refuge and at times revelry.
