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Car
• First self-propelled road vehicle
• Invented by French engineer Nicolas Cugnot
• Steam engine automobile capable of human transportation -
Telephone
• Alexander Graham Bell transmitted speech electrically
• Thomas A Watson helped him
• Alexander spilled acid on himself and called out to his assistant not realizing his voice was being carried over the telephone -
Radio
• Invented by Guglielmo Marconi, an Italian inventor
• Sent a radio signal to the English Channel and 2 years later received an telegraph letter
• The radio helped increase trade and selling the machines made money -
The Great Migration
• Movement of 6 million African Americans out of the rural south to north
• African Americans became an urbanized population
• Created the first large urban black communities in the North -
18th amendment
• Prohibited the manufacture, sale, transport, import, or export of alcoholic beverages
• The amendment became a law
• Alcohol consumption dropped by 30% -
19th Amendment
• Prohibits any U.S Constitution any U.S citizen to be denied the right to vote based on sex
• Allows states to determine qualifications of voting
• The amendment was the culmination of the women’s suffrage movement -
Emergency Quota Act
• The act was to temporarily limit the numbers of immigrants to the U.S by imposing quotas based on country of birth
• Allowable quotas for each country were 3%
• The quota act did not apply to countries with bilateral agreements with the U.S -
Immigration Act 1924
• U.S law that limited the annual number of immigrants who can be admitted from any country
• The Act stated that preference would be given to family members of US citizens and to immigrants who were skilled in agriculture
• Provided immigration visas 2% of the total number of people of each nationality in the U.S. -
Black Thursday
• Devastating stock market crash
• Sellers traded nearly 13 million shares on the NY stock exchange
• Investors suffered $5 billion in losses -
Black Tuesday
• The worst day in stock market history
• Many Americans purchased stock on credit
• 16 million shares of stocks were dumped on the market -
Hoover Dam constructed
• Built during the Great Depression
• The dam controls floods, provides irrigation water and produces hydroelectric power
• Named in honor of President Herbert Hoover -
Franklin D. Roosevelt elected President
• 32nd president of the United States
• FDR blamed the GD on Hoover
• Invented the New Deal -
21st amendment
• Complied and legalized beer
• The 21st amendment brought an end to the 13 year “Great Experiment” that America was under
• Gave the states the right to determine alcohol laws for their own state -
Computer
• Konrad Zuse was a construction engineer
• Z1 was the first binary computer
• Used several groundbreaking technologies in computer development -
GI Bill of Rights
• Designed to provide greater opportunities to returning war veterans of WW2
• Provided federal aid to help veterans adjust civilian life
• The act provided tuition, subsistence, books & supplies, equipment, and counseling services -
Television
• A sketch done by a 14 year old farm boy named Philo T. Farnsworth
• Displays and transmit signals between separate rooms
• Television has become big business -
Frisbee
• Invented by a baker William Russell Frisbie
• Started throwing pie in the air and catching them
• Used the family name -
Internent
• Invented by American scientist Vinton Cerf
• Began as a computer network of ARPAnet
• Connected machines to communicate directly
