The 1922 Washington Treaty

In the decades before the Second World War, the international community made an unsuccessful attempt to avoid the looming conflict in the Pacific through an arms-control agreement that would limit the size and number of naval warships.


Delegates at the 1922 Washington Conference

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Diesel: A Utopian Reformer and His Engine

The diesel engine today powers nearly every commercial, industrial and agricultural vehicle in the world, from merchant ships to eighteen-wheelers. But Rudolf Diesel originally saw his engine as a radical method of social reform.

Rudolf Diesel


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A Shameless Plug: My New Book Available

All of my diaries here are draft chapters for a number of book series that I am working on for Red and Black Publishers. The newest is now out at Amazon:

Icons of Aviation History 1900-1945: Significant and Historic Aircraft And the Stories Behind Them

(Amazon Kindle and Print)

Stories from some of the most important aircraft in aviation history, from the first flights to the end of the Second World War. Details from their development, achievements, and surviving examples. Seventy-five aircraft, including the Montgolfier Balloons, the Wright Flyer, the Fokker Dr1 triplane, the Sopwith Camel, the Spirit of St Louis, the Ford Tri-Motor, the Douglas DC-3, the Curtiss P-40 Warhawk, the Junkers Ju-87 Stuka, the Supermarine Spitfire, the Mitsubishi Zero, the F4U Corsair, the F6F Hellcat, the Avro Lancaster, the B-29 Superfortress, and many more. Illustrated.