The Bar 25 has posted a statement (in German) with all further informations about the situation on their website. If you want to help, please download the open letter, sign it and send it back to their office:

Bar25
Holzmarktstrasse 25
10243 Berlin

Fax: +49 (0) 30 27 58 32 0

For all non-Berliners please sign the online petition here.

Thanks for your support!