404. That’s an error.
The requested URL /bookmarks/mark?op=add&bkmk=https%3A//es.internationalism.org/cci/200602/540/1la-guerra-en-espana-mitchel&title=1.La%20guerra%20en%20Espa%C3%B1a%20%28Mitchel%29
was not found on this server. That’s all we know.