Canadian historian
<a rel="nofollow" class="external text" href="https://youtube.com/user/rosaluxstiftung">Rosa-Luxemburg-Stiftung</a>
CC BY 3.0
<a rel="nofollow" class="external free" href="https://youtube.com/watch?v=S6xIBh8wZ2g">https://youtube.com/watch?v=S6xIBh8wZ2g</a>