Map of Bismack's alliance politics.
<a href="//commons.wikimedia.org/wiki/User:DutchTreat" title="User:DutchTreat">DutchTreat</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span> and <i>travail personnel à partir de Image:Map Europe alliances 1914-fr.svg</i> and <i>Image:Europe 1911.jpg</i>