Prussian Eagle in the era of Wilhelm II.
<a href="//commons.wikimedia.org/wiki/User:David_Liuzzo" title="User:David Liuzzo">David Liuzzo</a>
Attribution
Own work, based on <a href="//commons.wikimedia.org/wiki/File:Flag_of_Prussia_1892-1918.svg" class="mw-redirect" title="File:Flag of Prussia 1892-1918.svg">Image:Flag of Prussia 1892-1918.svg</a>