Editing Henry Tizard (section)

===Second World War===
In September 1940, after a top-secret landmark conference with [[Winston Churchill]]—at which his opposition to [[Reginald Victor Jones|R.V. Jones]]' view that the [[Nazi Germany|Germans]] had established a system of radio-beam bombing aids ([[Knickebein|Battle of the Beams]]) over the UK had been overruled—Tizard led what became known as the [[Tizard Mission]] to the United States. This introduced to the US—among other things—the newly invented resonant-[[cavity magnetron]] (and other British radar developments), the [[Frank Whittle|Whittle]] gas turbine, and the British [[Tube Alloys]] (nuclear weapons) project.<ref name="Evanson">{{cite web|last1=Evanson|first1=Deborah|title=The Tizard Mission: 75 years on|url=http://www3.imperial.ac.uk/newsandeventspggrp/imperialcollege/newssummary/news_2-12-2015-17-23-17#authorbox|website=Imperial College London|date=2 December 2015 |access-date=20 December 2016}}</ref>