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Date |
Event(s) |
| 1 | 1642 | - 1642—1642: HISTORY: .Frenchmen, Blaise Pascal invents an adding machine.
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| 2 | 1643 | - 1643—1643: HISTORY: .Evangelista Torricelli invents the barometer.
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| 3 | 1649 | - 1649—30 Jan 1649: ROYAL: .Charles I. Ruler of England. House of Stuart - Only surviving son of James I beheaded Jan 30, 1649.
- 1649—1658: ROYAL: .Oliver Cromwell, Lord Protector. Ruler of England. Commonwealth & Protectorate.
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| 4 | 1650 | - 1650—1650: HISTORY: .Otto von Guericke invents a air pump.
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| 5 | 1656 | - 1656—1656: HISTORY: .Christian Huygens invents a pendulum clock.
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