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telephone
The telephone was work done by many individuals, The electric transmission of signals set the fundamental basis for the invention of the telephone. -
car
Karl Benz was the German mechanical engineer who designed, patented and in 1885 built the world's first practical automobile to be powered by a gasoline engine. -
radio
After the sinking of the Titanic is when radio communication became popular. Ships realized how they needed to be able to communicate with land. -
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The Great migration
the movement of 2 million African Americans out of the Southern United States to the Midwest, Northeast and West from 1910 to 1930.African Americans migrated to escape racism and to seek jobs inindustrial cities. -
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WWI
created job opportunities for women and African americans. it helped U.S. economy because we supplied both sides with military equipment. -
18th amendment
prohibition -
19th amendment
This gave women the right to vote. -
Emergency Quota Act
reduced immigration to 3% of each ethnicity already living in the U.S. -
Immigration Act of 1924
reduced immigration to 2% of each ethnicity in the U.S. -
television
The fundamental principles of television were initially developed using electromechanical methods to scan, transmit and reproduce an image. -
Black Thursday
Black Thursday was the beginning of the stock market crash. It was the clue that there was gonna be a huge stock market crash. -
Black Tuesday
Black Tuesday was the fourth day of the stock market crash of 1929. It was worst day in the history of the New York Stock Exchange because it signaled the start of the Great Depression of 1929. -
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Hoover Dam constructed
Hoover Dam was a concrete arch-gravity dam in the Black Canyon of the Colorado River, on the border between the US states of Arizona and Nevada. -
Franklin Rooselvelt elected President
Franklin Roosevelt was the 32nd president of the U.S. -
1933 banking crisis
On March 3, 1933, Washington Governor Clarence Martin closed all Washington State banks and declared a three-day “bank holiday,” working with other state governments to pushing for the passage of a federally mandated bank holiday. -
21st amendment
President Roosevelt signed the proclamation ending Prohibition. -
computer
The computer was invented after the calculator was invented. The invention of the calculator was worked on for a while before they were able to work on the computer. -
GI Bill of Rights
The GI Bill of Rights was created to help out veterans returning from WWI. It provided for college or vocational education as well as one year of unemployment compensation. It also provided loans for returning veterans to buy homes and start businesses. -
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Cold War
It was a battle between the Soviet Union and the U.S. It was about the system of government. -
Frisbee invented
a flying-saucer enthusiast named Walter Frederick Morrison designed a saucer-like disk for playing catch. It was produced by a company named Wham-O. -
intertnet
The Internet began as a computer network of ARPA (ARPAnet) that linked computer networks at several universities and research laboratories in the United States.