Session 4: Invention of Automobiles (Post World War II) Post World War II, the automotive industry showed rapid modernization in the 1950s and 1960s. Many new car models were introduced like Edsel, Chevrolet, etc. In the U.S., road network was built after the World War II. This road network was quite modern with long highways stretching across the length and breadth of the country. It is noteworthy that U.S. has a large landmass and vast geography, which allows open and wide roads to be built. On these roads models like the Beetle do appear very tiny! The Big Three of the car industry, namely General Motors, Ford and Chrysler set about to design big fast‑moving cars for the American roads. Edsel, Buick, Pontiac Firebird, Chevrolet Impala, etc., were some of the big cars that came on American highways in the 1950s and 1960s.It may also be noted that these models used large amounts of petrol or gasoline as it is called in the U.S. But, petro