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The Việt Nam Quốc Dân Đảng launches the failed Yên Bái mutiny in hope of overthrowing French protectorate over Vietnam.
USS Macon, one of the two largest helium-filled airships ever created, crashes into the Pacific Ocean off the coast of California and sinks.
An airliner crashes on takeoff from Boston's Logan International Airport, killing 62 people.
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