This multi-event motor racing championship held across Europe and the origin of the term that describes it lies in the nomenclature that was adopted by the FIA for all of its post-World War II single-seater what?
Formula racing Formula racing is any of several forms of open-wheeled single-seater motorsport. The origin of the term lies in the nomenclature that was adopted by the FIA for all of its post-World War II single-seater regulations, or formulae. The best known of these formulae are Formula One, Two, Three and Four. Common usage of "formula racing" encompasses other single-seater series, including the GP2 Series, which replaced Formula 3000 (which had itself been the effective replacement for Formula Two).
British Empire Trophy The British Empire Trophy was a motor race in the United Kingdom. Since its inception in 1932, the Empire Trophy was hosted at five different circuits and awarded for ten separate racing categories. The race was run a total of 42 times, spanning over eight decades, making it one of the longest running and most prestigious racing events.