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Karel Capek invents the first Robot
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Warren G. Harding
Warren G. Harding was the 29th President of the United States of America. His term as president began on March 4, 1921, and ended on August 2, 1923. -
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Joseph Stalin
He was in office during this time and he participated in world war 2 -
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Calvin Coolidge
Warren G. Harding was the 30th President of the United States of America. His term as president began on August 2, 1923, and ended on March 4, 1929. -
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The Great Depression
Began when the Stock Market crashed on October 28, 1929 -
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Herbert Hoover
Herbert Hoover was the 31st President of the United States of America. His term as president began on March 4, 1929, and ended on March 4, 1933. -
Stock Market Crash
The great depression caused the stock market to crash. -
Frank Whittle invents the Jet engine
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Roosevelts "The New Deal"
Franklin D. Roosevelt's ideas which included major federal programs and agencies. -
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Franklin D. Roosevelt
Franklin D. Roosevelt was the 32nd President of the United States of America. His term as president began on March 4, 1933, and ended on April 11, 1945. -
Alcohol Prohibition Ends
Businesses were once again legally able to produce alcohol and the people were able to legally consume it. -
The Social Security Act
The Social Security Act was signed into law by Roosevelt -
Laszlo Jose Biro invents the ball point pen
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World War 2
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Igor Sikorsky invents the Helicopter
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Japan bombs Pearl Harbor
Japan's bombing of the American navy ships caused the USA to enter World War 2.