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The IBM Corporation is founded
The IBM Corporation was founded by Charles Ranlett Flint. It started out as the Computing-Tabulating-Recording Company. -
The Palmer Raids arrest and deport over 6,000 suspected "radicals"
The US Department of Justice arrested and deported foreign radicals and anarchists living in America between November 1919 and January 1920. -
The 18th Amendment goes into effect
Congress ratified the 18th amendment on January 29, 1919. The 18th amendment prohibited the manufacturing, transportation, and sale of alcohol in the US. -
The League of Nations is founded
The League of Nations was an international group developed after WW1 to help resolve conflict between countries peacefully in order to prevent war again. -
19th Amendment is ratified by Congress
The 19th amendment gave women the right to vote. It was ratified in August 1920 by Congress. -
Radio Station KDKA airs the first commercially broadcast program
On November 2, 1920 KDKA made the nation's first commercial broadcast, programming about the Harding- Cox Presidential election. -
Warren G. Harding is elected president
Warren Harding was the 29th president of the US. He was a republican president and elected on March 4, 1921 until he died in 1923. -
Sacco and Vanzetti Trial concludes
The Sacco and Vanzetti Trial ended on July 7, 1921 and they were found guilty. They were immigrants from Italy and both found guilty of first degree murder. this case was important because people thought they were convicted because of their ethnic and religious beliefs. -
Reader's Digest is founded
The Reader's Digest was founded by DeWitt Wallace and Lila Ball Wallace. It was founded in New York as an American family magazine. -
The Teapot Dome Scandal is uncovered
The Teapot Dome Scandal was a scandal during the presidency of Harding. Someone from the Department of Interior was bribed and secretly granted Sinclair access to The Teapot Dome. -
First game in the newly built Yankee Stadium is played
The first game in the newly built Yankee Stadium was April 18, 1926 and the Yankees Played against the Red Sox. The Yankees won 4-1. -
President Warren G. Harding dies
President Warren G. Harding died from an unexpected heart attack in California. The vice president, Coolidge became president after this. -
Adolf Hitler leads a failed attempt to overthrow the German government (Beer Hall Putsch)
On November 8, 1923, Hitler brought his followers to Beer Hall Putsch to try and seize power from the German government. This fails and Hitler is put into prison. -
The first Winter Olympics are held
The first Winter Olympics started on January 25, 1924, held in Chamonix, France. -
George Gerschwin releases "Rhapsody in Blue"
"Rhapsody in Blue" was a musical composed by American composer, George Gerschwin and released in 1924. -
The National Origins Act is passed limiting immigration
In May 1924, the National Origins Act was passed because many Americans were getting mad at the huge number if immigrants coming to America. By passing this law, there were many restrictions and a decline in immigrants from Europe. -
President Calvin Coolidge is elected president
Calvin Coolidge became president in 1923 after Harding died because he was the vice president. Then, after that term was over, he won the next election the next November in 1924. -
The Great Gatsby is published by F. Scott Fitzgerald
The Great Gatsby was a novel written by F. Scott Fitzgerald and published in April, 1925, which is now a huge book read by millions of people. -
Scopes Monkey Trial begins in Dayton, TN
John Scopes, a biology teacher, disobeyed the a law that stated teachers are not allowed to teach the theory of evolution. -
Adolf Hitler publishes Mein Kampf
The first volume of Mein Kampf was written as an autobiography by Hitler while he was in prison. This book describes antisemitism and his future plans for Germany. -
Langston Hughes publishes his first set of poems in his The Weary Blues
In 1926, The Weary Blues, written by Langston Hughes, was published and was given many awards for the great poetry in the book and went on to become an American classic. -
The Ford Motor Company announces the creation of a 40 hour work week
Ford Motor Company becomes one of the first companies in America to adapt a 40 hour work week because Henry Ford believed that too many hours of work was bad for the workers. -
Gertrude Ederle is the first woman to swim the English Channel
Gertrude Ederle was an American competition swimmer and was an Olympic winner. On August 6, 1926, she became the first woman to swim the English Channel. -
The Great Mississippi Flood displaces 700,000 people
The Great Mississippi is the biggest flood in American history with 27,000 square miles covered in 30 feet of water, and 700,000 people were displaced. -
Charles Lindbergh makes the first non-stop Trans-Atlantic flight
Lindbergh was the first man to fly a plane across the Atlantic Ocean successfully without stopping. He flew his own plane "The Spirit of St. Louis" from New York to Paris. -
Babe Ruth hits 60 home runs
On September 30, 1927, Babe Ruth hits his 60th home run pitched by Tom Zachary. -
The Holland Tunnel connecting NYC and NJ opens
The Holland Tunnel, underneath the Hudson River was opened on November 13, 1927 and named after Clifford Holland, the engineer of the tunnel. -
The first film with sound "The Jazz Singer" debuts
"The Jazz Singer" was the first successful full length film with sound. -
Alexander Fleming discovers Penicillin
Alexander Fleming was a bacteriologist who accidentally founded penicillin, which is one of the most important medicines now. He realized that a mold had developed and prevented the growth of bacteria and recognized this mold as penicillin. -
Herbert Hoover is elected president
Herbert Hoover was elected as a Republican president against Governor Al Smith of New York. -
Mickey Mouse makes his first appearance in the short film "Steamboat Willie"
"Steamboat Willie" was one of the first animated cartoons and was the first debut of Micky Mouse. This was created by Walt Disney and was the first film to combine animation technology with synchronized sound. -
Chicago's St. Valentine's Day Massacre
This day five members of a Chicago gang were murdered by anonymous shooters who made them line up against a wall and stand there while they shot them. -
Stock Market crashes on "Black Friday"
Millions of people had invested in stocks and on October 29, everyone lost a lot of their money that they invested and billions of dollars were lost. -
Amelia Earhart attempts to fly around the world
In March of 1937, Amelia left for her first attempt to fly around the world, they landed in Hawaii because the airplane needed repair. After,she attempts for the second time and the second time she disappeared. -
Ellis Island closes an immigration point to the United States
On November 12, 1954, the federal government closed down Ellis Island after admitting almost 12 million immigrants.
