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Period: to
1900-1920
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Theodore Roosevelt Presidency
Theodore Roosevelt becomes the 26th president of the United States. -
The Radio is Invented
Guglielmo Marconi worked on the radio for many years and in 1901 broadcast the first radio signal across the Atlantic. -
Air Conditioning is Invented
Willis Haviland Carrier was an engineer experimenting with humidity and concepts of refrigeration, trying to solve a problem at a printing plant when he invented the air conditioner. -
The Airplane is Invented
Orville and Wilbur Wright invented the first-ever airplane, "The Wright Flyer." It was first successfully flown by Orville. -
William Taft Presidency
William Taft becomes the 27th president of the United States. -
Woodrow Wilson Presidency
Woodrow Wilson becomes the 28th president of the United States. -
World War I Begins
The first world war began following the assassination of Archduke Franz Ferdinand. -
World War 1 Ends
After four years of battle and the deaths of approximately 8.5 million soldiers, the allied powers win the war.