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KDKA goes on the air from Pittsburgh- November 2, 1920. it the world's first commercially licensed radio station. The station aired the returns of the Harding-Cox presidential election as its inaugural broadcast, proving the power of radio to a waiting public
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1st Winter Olympics Held- January 25th to February 5, 1924. The first Winter Olympics were held in Chamonix, France, in 1924, though initially called "International Winter Sports Week".
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Charles Lindberg completes solo flight across the Atlantic- may 20-21, 1927. Charles Lindbergh completed the first nonstop solo flight across the Atlantic Ocean in the Spirit of St. Louis