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A key advance was the invention of the first liquid-fuelled rocket in 1926 by the American Robert Goddard in Auburn, Massachusetts. Goddard is considered to be one of the fathers of the modern rocket era.
1916 - The first tank prototype, nicknamed mother, was created by Britain during World War 1. 1926 â Robert Goddard launches the first liquid-fueled rocket. 1935 â First flight of the DC-3, one of the most significant transport aircraft in the history of aviation; 1939 - First jet engine powered aircraft, the Heinkel He 178, takes flight.