1900 – 1949 The Age of Confusion Introduction to the 20 th Century

1900 & 1901 Max Planck Formulates Quantum Theory Sigmund Freud Publishes The Interpretation of Dreams First Nobel Prizes Awarded First Trans- Atlantic Radio Signal

1902 & 1903 The Teddy Bear is Introduced First Flight at Kitty Hawk First Silent Movie, The Great Train Robbery First World Series

1904 to 1907 Ground Broken on Panama Canal Einstein Proposes His Special Theory of Relativity Kellogg's Starts Selling Corn Flakes Picasso Introduces Cubism

1908 & 1909 Ford Introduces the Model-T Three Year-Old Pu Yi Becomes the Last Emperor of China NAACP Is Founded Plastic Is Invented Robert Peary Becomes the First to Reach the North Pole

1910 to 1914 Roald Amundsen Reaches the South Pole Oreo Cookies First Introduced The Titanic Sinks World War I Begins

1915 to 1919 D.W. Griffith's The Birth of a Nation Released Lusitania Sunk by German U-Boat Treaty of Versailles Ends World War I Harlem Renaissance Begins

1920 to 1924 Prohibition Begins in the U.S. Women Granted the Right to Vote in U.S. Charleston Dance Becomes Popular V.I. Lenin Dies

1925 & 1926 Flapper Dresses in Style Hitler Publishes Mein Kampf A.A. Milne Publishes Winnie-the-Pooh Robert Goddard Fires His First Liquid-Fuel Rocket Stalin Becomes Soviet Dictator

1927 to 1929 The First Talking Movie, The Jazz Singer Lindbergh Flies Solo Across the Atlantic Sliced Bread Invented New York Stock Market Crashes & Great Depression Begins Heisenberg’s Uncertainty Principle

1930 to 1932 Al Capone Imprisoned for Income Tax Evasion Empire State Building Completed Amelia Earhardt First Woman to Fly Solo Across the Atlantic Scientists Split the Atom

1933 to 1936 Adolf Hitler Becomes Chancellor of Germany Cheeseburger Created The Dust Bowl Parker Brothers Sells the Game "Monopoly"

1937 to 1939 Golden Gate Bridge Opened The Hindenberg Disaster Broadcast of "The War of the Worlds" Causes Panic World War II Begins

1940 Battle of Britain Pinocchio Pennsylvania Turnpike Opens, First Highway First African American on a Stamp, Booker T Washington

1941 Holocaust Begins Pearl Harbor Ansel Adams’ “Moonrise” Bob Hope’s First USO Show

1942 Pan Am Offers Around the World Flight Anne Frank Starts Her Diary Manhattan Project Invents Nuclear Power US Japanese Internment Camps Open

1943 Pentagon Opens Duke Ellington Plays at Carnegie Hall LSD is invented

1944 United Negro College Fund Founded FDR Nominated for Fourth Term Paris is liberated First Kamikaze Attack

1945 VE Day Atomic Bomb Invented & Used United Nations Chartered VJ Day

1946 NBA Founded First Drive Up Teller Window Churchill Use of “Iron Curtain” First Commercially Sponsored TV Show

1947 Roswell “UFO” Transistor Invented Chuck Yeager Breaks Speed of Sound Jackie Robinson

1948 Berlin Airlift Candid Camera on TV Supreme Court Rules No Religion in Schools

1949 First Sitcom, “The Goldbergs” NATO Founded Lone Ranger Debuts on TV Howard Unruh, First Mass Murder in US