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Encyclopedia: 1643 (3955 words) |
 | The Battle of Rocroi, fought May 19, 1643, was a victory of the French army under Louis II de Bourbon, Prince de Condé, at that time Duke of Enghien, against the Spanish army under General Francisco de Melo. |
 | Sultan Ahmed II Ahmed II (February 25, 1643 – 1695) was the sultan of the Ottoman Empire. |
 | Anne Hutchinson on Trial by Edwin Austin Abbey Anne Hutchinson (July 17, 1591 â August 20, 1643) was the unauthorized Puritan preacher of a dissident church discussion group, and pioneer in Rhode Island and the Bronx. |
| 1644 in science - Wikipedia, the free encyclopedia (108 words) |
 | The year 1644 in science and technology included many events, some of which are listed here. |
 | See also: 1643 in science, other events of 1644, 1645 in science and the list of years in science. |
 | The Basel problem is posed by Pietro Mengoli, and would puzzle mathematicians until solved by Leonhard Euler in 1735. |