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TELEPHONE-
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Franklin D. Roosevelt elected president,
was the 32nd President of the United States (1933–1945) and a central figure in world events during the mid-20th century, leading the United States during a time of worldwide economic crisis and world war -
RADIO-
MACRONIE -
INTERNET;
WORLD WIDE WEB. INTERNET, 1950; AND 60S -
First Car Invented
SPRINGFIELD MASS. FIRST GAS POWERD CAR IN AMERICA -
The Great Migration
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18th amendment
which defined "intoxicating liquors" to exclude those used for religious purposes, established Prohibition in the United States -
19th amendment
any United States citizen to be denied the right to vote based on sex -
Black Tuesday
also known as the Great Crash, and the Stock Market Crash of 1929, was the most devastating stock market crash in the history of the United States, taking into consideration the full extent and duration of its fallout -
Black Thursday
the start of the Wall Street Crash of 1929 at the New York Stock Exchange. -
Television
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21st amendment
the United States Constitution repealed the Eighteenth Amendment to the United States Constitution, which had mandated nationwide Prohibition -
Hoover Dam
constructed constructed between 1931 and 1936 during the Great Depression and was dedicated on September 30, 1935, by President Franklin Roosevelt -
COMPUTER-
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GI Bill of Rights
(officially titled Servicemen's Readjustment Act of 1944, was an omnibus bill that provided college or vocational education for returning World War II veterans (commonly referred to as G.I.s) as well as one year of unemployment compensation -
Frisbee invented
The first plastic flying discs, or Pluto Platters