Introduction of the Flying Hamburger diesel train

On June 23, 1927, the Deutsche Reichsbahn launched the Flying Hamburger, one of the world's first high-speed diesel trainsets, running between Berlin and Hamburg. Designed by Franz Kruckenberg, this streamlined articulated unit reached speeds up to 160 km/h using a Maybach diesel engine and aerodynamic principles borrowed from aviation. It reduced travel time dramatically from over four hours to under three, showcasing Germany's engineering prowess in the interwar period. The train featured advanced suspension and lightweight construction, influencing future designs like the US's Burlington Zephyr. Its success highlighted the shift from steam to diesel power and boosted rail competitiveness against emerging automobiles.