The only one of those things that happened during the 1920s was the flight of Charles Lindbergh.
The Panama Canal was completed in 1914. The Empire State Building was completed in 1931. The Great White Fleet was from 1904 to 1909.
The solo non-stop transatlantic flight of Charles Lindberg was one of the
technological accomplishment of the 1920s.
Charles Lindberg became the first person to cross the atlantic with a plane
which made him popular.
Briefly after the world war I, there were a lot of technological innovations
such as the radio and automobiles and also the ability of the plane after
some modifications to cross the atlantic for the first time.
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