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May 30th, 1922, the Lincoln Memorial is dedicated in Washington D.C. It honors the legacy that Lincoln left and the memorial’s architect was Henry Bacon. -
June 2nd, 1924, All Indians are designated as citizens by legislation passed in the U.S Congress, signed by President Calvin Coolidge. It is known as the Indian Citizenship Act. -
November 4th, 1924, Cavin Coolidge wins his first election as President against John W. Davis. The electoral margin was 382 to 136. -
July 21st, 1925, The Scopes Monkey Trial is tried and convicts John T. Scopes of teaching Charles Darwin’s evolutionary theory at Dayton, Tennessee high school, which violated Tennessee Law. He was fined $100 dollars. -
May 8th, 1926, the first flight to the North Pole and back is conducted by Floyd Bennet and Richard Evelyn Byrd on a three-engine monoplane. They were awarded the Medal of Achievement for accomplishing such a feat. -
On May 20th, 1926, The Air Commerce Act of 1926 established federal regulations, providing aid and assistance to the airline industry, for civil air safety. -
April 22nd, 1927, the Great Mississippi Flood occurs, affecting the lives of over 700,000 and killing over 1,000 people. It flooded over 27,000 square miles and reached depths of up to 40 feet. It is the most destructive and deadliest river flood in U.S history. -
On June 17th, 1928, Amelia Earheart becomes the first woman to fly over the Atlantic Ocean. Earheart, her plane, and her navigator, Fred Noonan, have never been found. She was officially declared dead on January 5th, 1939. -
On February 18, 1930, American astronomer Clyde Tombaugh discovers the planet, Pluto, at the Lowell Observatory in Flagstaff, Arizona. -
On December 7th, 1941, a fleet of Japanese fighter planes descends upon Pearl Harbor destroying the U.S Pacific fleet at its own base. Over 1,500 sailor and marine lives were claimed and the loss or damage to 21 of the U.S fleet of naval ships led America to declare war on Japan, officially joining World War II.