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Teapot Dome
The Teapot Dome scandal begins when the U.S. Secretary of the Interior leases the Teapot Oil Reserves in Wyoming. -
Phonofilm
The first sound on film motion picture Phonofilm is show in the Rivoli Theatre in New York City by Lee de Forest. -
Calvin Coolidge election
Calvin Coolidge wins his first election as President, retaining the White House for the Republican Party. -
Invention of television
First success in the invention of television occurs by American inventor Philo Taylor Farnsworth. The complete electronic television system would be patented three years later on August 26, 1930. -
Herbert Hoover election
Herbert Hoover wins election as President of the United States with an Electoral College victory, 444 to 87 over Democratic candidate Alfred E. Smith. -
The Star-Spangled Banner
The Star-Spangled Banner, by Francis Scott Key, is approved by President Hoover and Congress as the national anthem. The lyrics of the anthem were inspired during the bombing of Fort McHenry by British ships at the head of Baltimore harbor in September of 1814. -
21st Amendment
The 21st Amendment to the U.S. Constitution is passed, ending prohibition. -
The Social Security Act
The Social Security Act is passed by Congress as part of the New Deal legislation and signed into law by President Franklin D. Roosevelt. It would begin payouts to retirees within two years. -
Polymer patent
Wallace H. Carothers patents the polymer, invented in the Dupont labs. -
The Beginning of World War 1
The United States declares its neutrality in the European war after Germany invaded Poland, effectively beginning World War II after a year of European attempts to appease Hitler and the aims of expansionist Nazi Germany. -
Attack on Pearl Harbor
The attack on Pearl Harbor, Hawaii, begins when Japanese fighter planes launch a surprise attack on United States soil, destroying the U.S. Pacific Fleet docked at the base. This attack, which took the greatest amount of U.S. naval life in history with 1,177 sailor and marines dying in the attack, as well as the loss or damage to twenty-one naval ships, led to the entry of American troops into World War II.