According to recently released files from MI5, a lot more Britons probably travelled to Spain in the 1930s to fight in the Civil War than previously imagined.

You can read the full story on the BBC here.

This news comes at an interesting time, as in a couple of months (July) we’ll be releasing our book, They Shall Not Pass: The British Battalion at Jarama – The Spanish Civil War by Ben Hughes. As you can see in this earlier blog post, Ben has gone back and reviewed all of the first hand accounts of the battle to tell the complete story of this blood battle.