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The US & Canada agree to preserve Niagara Falls
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On September 4th the stock prices began to fall
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Percival Lowell noticed that the gravitational pull of something large was affecting the orbits of Neptune and Uranaus
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Capone was convicted on tax evasion in 1931 and sentenced to federal prison
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On March 3, 1931, U.S. President Herbert Hoover signed an act that officially made "The Star Spangled Banner" the national anthem for the United States.
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The Empire State Building was the tallest building in the world - standing at 1,250 feet tall when it opened on May 1, 1931
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George G. Blaisdell founded Zippo Manufacturing Company in 1932
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Franklin D. Roosevelt lauched the new deal in 1933
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Popular interest and belief in the animal's existence has varied since it was first brought to the world's attention in 1933.
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Lionel Sternberger is reputed to have invented the cheeseburger in 1934 at the age of 16
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The Dust Bowl was a period of severe dust storms causing major ecological and agricultural damage
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AA is founded by Bill Wilson and Dr. Bob Smith in Akron, Ohio.
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The Hoover Dam is finished between the states of Arizona and Nevada.
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Construction began January 5, 1933 on was finished 4 years later on May 27th
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In 1938 dolf Hitler conceived the Beetle when he was leader of Nazi Germany and wanted a cheap, simple car.
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The March of Dimes was founded by then-President Franklin D. Roosevelt in 1938 to combat polio.
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Einstein Writes a Letter to FDR About Building an Atomic Bomb
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World War 2 began September 1, 1939, beginning with the German invasion of Poland; Britain and France declared war on Germany two days later.
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Stone Age Cave Paintings Found in France
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Trotsky was sitting at a desk helping Ramon Mercader edit an article. Mercader waited until Trotsky started to read the article, then snuck up behind Trotsky and slammed a mountaineering ice pick into Trotsky's skull
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The first Jeeps were produced in 1941 making it the oldest off-road vehicle and SUV.
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