Vicker’s chief test pilot “Mutt” Summers makes the first flight of the Supermarine Type 300 from Eastleigh Airport in Hampshire, England. The brainchild of designer R.J. Mitchell, this prototype is the first of 18,298 Merlin-powered Spitfires of all marks to be built by 1945.
In the U.S. military, cyber capability is undeniably important to joint warfighting, but cyber is still not fully recognized as a warfighting domain, co-equal to land, sea, air, and space. It isn’t because it’s not. But the day will come when the cyber domain becomes a co-equal domain and requires…

