physics - 1790s

Centuries: 17th century - 18th century - 19th century
Decades: 1760s 1770s 1780s - 1790s - 1800s 1810s 1820s
Years: 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800

Events and Trends

French Revolution (1789 - 1799). It is considered to have effectively ended on November 9, 1799 when a successful coup d'état places Napoléon Bonaparte in control of France.
French inventor Claude Chappe first demonstrates a practical semaphore system (1792). Use of the system will eventually expand to include the whole of France. This is considered to be the first practical telecommunications system.