Steve Blackburn
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23 hours ago · Herbert Clark Hoover (August 10, 1874 – October 20, 1964) was an American politician and humanitarian who served as the 31st president of the United States from 1929 to 1933. A member of the Republican Party, he held office during the onset of the Great Depression. A wealthy mining engineer before his presidency, Hoover led the wartime ...
23 hours ago · t. e. The Weimar Republic, [d] officially known as the German Reich, [e] was a historical period of Germany from 9 November 1918 to 23 March 1933, during which it was a constitutional federal republic for the first time in history; hence it is also referred to, and unofficially proclaimed itself, as the German Republic.
23 hours ago · Attention or focus, is the concentration of awareness on some phenomenon to the exclusion of other stimuli. [1] It is the selective concentration on discrete information, either subjectively or objectively. William James (1890) wrote that "Attention is the taking possession by the mind, in clear and vivid form, of one out of what seem several ...
23 hours ago · Silicon Valley is a region in Northern California that is a global center for high technology and innovation. Located in the southern part of the San Francisco Bay Area, it corresponds roughly to the geographical area of the Santa Clara Valley. [1] [2] [3] The term "Silicon Valley" refers to the area in which high-tech business has proliferated ...
