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Car
The first "car" was created in 1769. It was steamed powered and hauled french artillery at a slow walking pace of 2 1/2 mph. -
Radio
In 1866 Mahlon Loomis provided the first demonstration of wireless communication, and then in 1895 Guglielmo Marconi sent the first radio signal. Radio developed from wireless telegraphy towards the end of the 19th century. Spark transmitters made a crackling noise in the receiver, speech and music was not possible. When thermionic tubes became available in the early 20th century it was now possible to modulated the transmitter current via the output of a carbon granule microphone. In about 1910 -
Telephone
In July of 1877, the Bell Telephone Company was formed by Gardiner Hubbard. The Charles Williams shop made the first telephones under the direction of Watson, who in effect was the Research and Development Department of the company. Alexander Graham Bell opted out of the day-to-day managing of the company and traveled to England, staying for over a year. By the end of 1877 there were three thousand telephones in service. -
18th amendment
"The 18th Amendment to the United States Constitution prohibited the manufacture, sale, transport, import, or export of alcoholic beverages. Upon ratification of the amendment by the states, Congress voted its approval in October 1919, and enacted it into law as the National Prohibition Act of 1920. Drafting of the amendment and of the bill was the work, in large part, of Wayne Wheeler, the legislative lawyer of the Anti-Saloon League. The duty to sponsor the bill before Congress fell to the cha -
19th amendment
granted women right to vote (1920). -
The Great Migration 1916 to 1970
The Great Migration, a long-term movement of African Americans from the South to the urban North, transformed Chicago and other northern cities between 1916 and 1970. Chicago attracted slightly more than 500,000 of the approximately 7 million African Americans who left the South during these decades. Before this migration, African Americans constituted 2 percent of Chicago's population; by 1970, they were 33 percent. -
Emergency Quota Act
This act was to temporarily limit the numbers of immigrants to the United States by imposing quotas based on country of birth. Annual allowable quotas for each country of origin were calculated at 3 percent of the total number of foreign-born persons from that country recorded in the 1910 United States Census. Exceptions to the quotas were made for government official and their families, aliens who were passing through the US or visiting as tourists or temporary workers, immigr -
Immigration Act 1924
The 1924 Immigration Act set quotas that limited annual immigration from particular countries. The legislation identified who could enter as a "non-quota" immigrant; this category included wives and unmarried children (under 18 years of age) of US citizens, residents of the Western hemisphere, religious or academic professionals, and “bona-fide students” under 15 years of age. Those not in any of these categories were referred to as a “quota immigrant” and were subject to annual numerical limita -
black thursday
Black Thursday is a term used to refer to events which occur on a Thursday. It has been used in the following cases to this day: * February 6, 1851, Black Thursday bushfires, a day of devastating bushfires in Victoria, Australia, the largest recorded bushfire in Victoria * October 24, 1929 -
Television 1926/1934
In 1926, just a little after Jenkins, a British inventor known as John Logie Baird, was the first person to have succeeded in transmitting moving pictures through the mechanical disk system started by Nipkow. He also started the first ever TV studio. From 1926 till 1931, the mechanical television system saw many innovations. Although the discoveries of these men in the department of mechanical television were very innovative, by 1934, all television systems had converted into the electronic sy -
franklin D Roosevelt
Franklin D. Roosevelt was elected in November 1932 -
21st amendment
Section 1. The eighteenth article of amendment to the Constitution of the United States is hereby repealed. Section 2. The transportation or importation into any State, Territory, or possession of the United States for delivery or use therein of intoxicating liquors, in violation of the laws thereof, is hereby prohibited. Section 3. This article shall be inoperative unless it shall have been ratified as an amendment to the Constitution by conventions in the several States, as provided in the C -
hoover Dam
Hoover Dam, once known as Boulder Dam, is a concrete arch-gravity dam in the Black Canyon of the Colorado River, on the border between the US states of Arizona and Nevada. It was constructed between 1931 and 1936 during the Great Depression, and was dedicated on September 30, 1935, by President Franklin Roosevelt. Its construction was the result of a massive effort involving thousands of workers, and cost over one hundred lives -
computer
In 1939, Zuse completed the Z2, the first fully functioning electro-mechanical computer. It was followed by the Z3. These machines were used to produce secret codes for the German military. For a while this gave the Germans a decided advantage. But then, the British, guided by mathematician Alan Turing, created the Colossus Mark I. -
black tuesday
Black Tuesday is a 1954 film noir starring Edward G. Robinson. The film is a return of Robinson playing evil gangster types like he did in early Warner Bros. films. The crime melodrama also stars Peter Graves in one of his early film roles. The film also starred Jean Parker. Shot in black-and-white. -
internet
Development of internet started in 1957 when Sputnik I (the first satellite) was launched by Soviet Union. Americans felt threat by this and thought that the Soviet Union could also do bomb attacks from the space. So they created Defense Advanced Research Project Agency (DARPA) in 1958. It worked for the safety from space based missile attack. Then they made another satellite which was the first satellite of U.S. -
the G.I Bill
The G.I. Bill (officially titled Servicemen's Readjustment Act of 1944, P.L. 78-346, 58 Stat. 284m) 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