François Arago
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Dominique François Jean Arago, known simply as François Arago, was a French mathematician, physicist, astronomer, freemason, supporter of the Carbonari revolutionaries, and politician.
Portrait by Charles de Steuben, 1832
Charles Babbage, Account of the repetition of M. Arago's experiments on the magnetism manifested by various substances during the act of rotation, 1825
François Arago
One of the 135 Arago medallions set along the Paris Meridian for 9.2 km (6 mi), in memorial to Arago and his work on the meridian and his measurements of the Earth.
Carbonari
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The Carbonari was an informal network of secret revolutionary societies active in Italy from about 1800 to 1831. The Carbonari may have further influenced other revolutionary groups in France, Portuga
François Arago
…Catalan: Francesc Aragó, IPA: ; 26 February 1786 – 2 October 1853), was a French mathematician, physicist, astronomer, freemason, supporter of the Carbonari revolutionaries, and politician. In physics, he is known for helping establishing the wave theory of light. The Arago spot, an important experiment in…
Revolution of 1820 in Palermo against King Ferdinand I
Ciro Menotti, leader of the failed uprising against Austrian dominance in Modena, was executed in 1831.
Plaque in memory of Angelo Targhini and Leonida Montanari, sentenced to death by the pope in 1825
Arrest of Silvio Pellico and Piero Maroncelli by Austrian authorities in Milan in 1820