The French Leduc 0.22 aircraft with a speed of Mach 1.15 was born in 1949 from an engine design that was once considered a crazy idea.
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Supersonic aircraft born from crazy ideas
VnExpress•07/09/2023The French Leduc 0.22 aircraft with a speed of Mach 1.15 was born in 1949 from an engine design that was once considered a crazy idea.
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![[Photo] Images of the State-level preliminary rehearsal of the military parade at Ba Dinh Square](https://vphoto.vietnam.vn/thumb/1200x675/vietnam/resource/IMAGE/2025/8/27/807e4479c81f408ca16b916ba381b667)
![[Photo] Parade blocks pass through Hang Khay-Trang Tien during the preliminary rehearsal](https://vphoto.vietnam.vn/thumb/1200x675/vietnam/resource/IMAGE/2025/8/27/456962fff72d40269327ac1d01426969)
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