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Warren G. Harding defeated James M. Cox in 1920 Presidential Election.
(March 4, 1921 – August 2, 1923) -
*Coolidge becomes President after Harding's death
Calvin Coolidge won the Presidential Election of 1924.
(August 2, 1923 – March 4, 1929) -
Harding died of a heart attack in San Francisco while on a western tour and was succeeded by Vice President Calvin Coolidge.
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Philo Taylor Farnsworth successfully demonstrated the first television signal transmission on September 7, 1927 with his own scanning tube.
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Alexander Fleming accidentally discovered the antibiotic in 1928, when he returned from a vacation and found a mold called Pennicilium notatum had contaminated his Petri dishes killing bacteria.
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Herbert Hoover defeated Al Smith in 1928 Presidential Election.
(March 4, 1929 – March 4, 1933) -
Stock market crash was due to low wages, the proliferation of debt, a struggling agricultural sector and an excess of large bank loans that could not be liquidated.
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Allowed the U.S. to revise trade relations with major Latin American nations.
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A promise became a series of relief, recovery,
and reform programs designed to provide assistance
to the unemployed and poor, revive the economy,
and change the financial system to prevent another
depression. -
Roosevelt defeated Herbert Hoover in 1932 Presidential Election.
(March 4, 1933 – April 12, 1945) -
Repealed the 18th Amendment and bringing an end to the era of national prohibition of alcohol in America.
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World War II began in Europe on September 1, 1939, when Germany invaded Poland.
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The U.S reelected FDR in 1940 for his third term, making him the only U.S. President to serve for more than two terms.
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Nazi Germany invaded the Soviet Union on June 22, 1941, in the largest German military operation of World War II.
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The attack on Pearl Harbor was a surprise, preemptive military strike by the Imperial Japanese Navy Air Service upon the United States against the naval base at Pearl Harbor in Honolulu, Hawaii.
