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Vor 5 Stunden · Robert McNamara. Robert Strange McNamara ( / ˈmæknəmærə /; June 9, 1916 – July 6, 2009) was an American businessman and government official who served as the eighth United States secretary of defense from 1961 to 1968 under presidents John F. Kennedy and Lyndon B. Johnson. He remains the longest-serving secretary of defense, having ...
Vor einem Tag · The PLATO system was launched in 1960 at the University of Illinois and subsequently commercially marketed by Control Data Corporation.It offered early forms of social media features with innovations such as Notes, PLATO's message-forum application; TERM-talk, its instant-messaging feature; Talkomatic, perhaps the first online chat room; News Report, a crowdsourced online newspaper, and blog ...
Vor 5 Stunden · Cassini–Huygens ( / kəˈsiːni ˈhɔɪɡənz / kə-SEE-nee HOY-gənz ), commonly called Cassini, was a space-research mission by NASA, the European Space Agency (ESA), and the Italian Space Agency (ASI) to send a space probe to study the planet Saturn and its system, including its rings and natural satellites. The Flagship -class robotic ...
Vor 5 Stunden · Brazil is the world's fifth-largest country by area and the seventh most populous. Its capital is Brasília, and its most populous city is São Paulo. Brazil is a federation composed of 26 states and a Federal District. It is the only country in the Americas where Portuguese is an official language.
Vor einem Tag · High-speed rail ( HSR) is a type of rail transport network utilizing trains that run significantly faster than those of traditional rail, using an integrated system of specialized rolling stock and dedicated tracks. While there is no single standard that applies worldwide, lines built to handle speeds above 250 km/h (155 mph) or upgraded lines ...
Vor einem Tag · Togo is a tropical, sub-Saharan nation [16] whose economy depends mostly on agriculture. [21] The official language is French, [21] but other languages are spoken, particularly those of the Gbe family. 47.8% of the population adhere to Christianity, making it the largest religion in the country. [23]
