Formula One World Drivers' Championship was not formalised until 1947. The first world championship race was held at Silverstone, United Kingdom in 1950. A championship for constructors followed in 1958. National championships existed in South Africa and the UK in the 1960s and 1970s. Non-championship Formula One events were held for many years, but due to the increasing cost of competition, the last of these occurred in 1983. On 26 November 2017, Formula One unveiled its new logo, following the 2017 season finale in Abu Dhabi during the Abu Dhabi Grand Prix at Yas Marina Circuit. The new logo replaced F1's iconic
Circuit des Nations Circuit des Nations The Circuit des Nations ("Circuit of the Nations") is a long street circuit of 4110 meters between Lake Geneva and the Place des Nations in Geneva, Switzerland. It hosted the "Grand Prix de Nations", similar to a Formula One race; the "Grand Prix de Genève", similar to a Formula Two race; and various championship events. The first "Grand Prix de Genève" was held in Meyrin in 1931 and won by Marcel Lehoux, racing for Bugatti. The Geneva race-track was established between the lake (Geneva) and the Nations square. Its length was . Grand-Prix races were organised after