terça-feira, julho 03, 2007
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![]() ![]() British Troops Are Deployed in Northern Ireland (1969)In August 1969, tensions between Catholics and Protestants in Northern Ireland came to a head in the predominantly-Catholic Bogside neighborhood of Londonderry. For days, fighting raged with Catholic residents on one side and police and Protestant residents on the other. On August 14, British troops were deployed to restore order. Some consider that day to be the definitive beginning of the decades-long conflict known as The Troubles. How did residents react to the arrival of the army? More... Discuss |
![]() ![]() Hans Christian Ørsted (1777)Ørsted was a Danish physicist and chemist. In 1820, he discovered that electric current passing through a wire can deflect a nearby compass needle, a phenomenon that inspired the development of electromagnetic theory. His 1820 discovery of piperine, one of the pungent components of pepper, was an important contribution to chemistry. In 1824, he founded a society devoted to the spread of scientific knowledge among the general public. What unit of measurement was named after him? More... Discuss |
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