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1920-1929 PART 1
1920: The League of Nations is established (January 10).
1921: Warren G. Harding becomes the 29th President of the United States (March 4).
1922: The discovery of King Tutankhamun’s tomb by Howard Carter in Egypt (November 4).
1923: The Great Kanto Earthquake devastates Tokyo and Yokohama, Japan (September 1).
1924: The Immigration Act of 1924 is passed in the United States, limiting immigration.
1925: Adolf Hitler publishes “Mein Kampf”. -
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1920-1929 PART 2
1926: The first successful liquid-fueled rocket is launched by Robert H. Goddard (March 16).
1927: Charles Lindbergh completes the first solo nonstop transatlantic flight (May 20-21).
1928: Alexander Fleming discovers penicillin (September 28).
1929: The Wall Street Crash marks the beginning of the Great Depression (October 29). -
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1930-1939 PART 2
1935: The Nuremberg Laws are enacted in Nazi Germany (September 15).
1936: The Spanish Civil War begins (July 17).
1937: The Hindenburg disaster occurs in New Jersey, USA (May 6).
1938: The Munich Agreement is signed, allowing Nazi Germany to annex the Sudetenland (September 30).
1939: World War II begins with Germany’s invasion of Poland (September 1). -
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1930-1939 PART 1
1930: Pluto is discovered by Clyde Tombaugh (February 18).
1931: The Empire State Building is completed in New York City (May 1).
1932: Franklin D. Roosevelt is elected President of the United States (November 8).
1933: Adolf Hitler becomes Chancellor of Germany (January 30).
1934: Mao Zedong begins the Long March in China (October). -
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1940-1949 PART 1
1940: Winston Churchill becomes Prime Minister of the United Kingdom (May 10).
1941: The attack on Pearl Harbor leads the United States to enter World War II (December 7).
1942: The Battle of Stalingrad begins (August 23).
1943: The Warsaw Ghetto Uprising occurs in Poland (April 19).
1944: D-Day, the Allied invasion of Normandy, takes place (June 6). -
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1940-1949 PART 2
1945: World War II ends with the surrender of Germany (May 8) and Japan (September 2).
1946: The United Nations is officially established (October 24).
1947: India and Pakistan gain independence from Britain (August 15).
1948: The Berlin Blockade begins, leading to the Berlin Airlift (June 24).
1949: The People’s Republic of China is established by Mao Zedong (October 1).