The events happened on 9th February are :
1757 : Calcutta restored to British rule : Concluded this day in 1757 by Robert Clive, the Treaty of Alinagar restored Calcutta (Kolkata)—which Clive had recovered in January from Siraj-ud-Dawlah—to British rule and served as a prelude to the seizure of Bengal.
1996 : German physicist Peter Armbruster synthesized the chemical element 112, a heavy, transuranium element.
1984 : Soviet Premier Yury Andropov died 15 months after succeeding Leonid Brezhnev and was replaced by Konstantin Chernenko.
1796 : The Qianlong emperor of China abdicated and was succeeded by the Jiaqing emperor.
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