27,000 French people were killed on 22nd August 1914, the bloodiest day in French history. This is four times more than at Waterloo, and as many in total as during the eight years of the Algerian War. Even more than the Battle of the Marne, Verdun o...

When, early in 1940, an important Soviet defector provided hints to British Intelligence about spies within the country's institutions, MI5's report was intercepted by a Soviet agent in the Home Office... She alerted her lover, Isaiah Berlin, and Be...