The 18th century was defined by the calendar of Earth as occurring from the year 1701 through the year 1800.
- The people of Beta Portolan are overcome by a mass insanity, brought by the arrival of the neural parasites. (TOS: "Operation -- Annihilate!")
- Hundreds of criminals from the planet Ux-Mal are imprisoned on a moon of Mab-Bu VI after their consciousnesses are permanently separated from their bodies. (TNG: "Power Play")
- Napoléon Bonaparte rises to power in France, ushering in the Napoleonic era. This era continues into the early 19th century. (TOS: "The Squire of Gothos"; TNG: "Hide and Q")
- In America, a pair of glasses that are eventually given to James T. Kirk as a birthday present from Leonard McCoy are made in this century. (Star Trek III: The Search for Spock)
- On April 1 of this year a solar eclipse occurrs on Earth at 10:25 in the "forenoon". (I AM ERROR)
- Circa 1767
- The planets Eminiar VII and Vendikar begin a bitter war. At some point the conflict becomes fought entirely in a computer simulation, and casualties are calculated based on projected results. (TOS: "A Taste of Armageddon")
- The United States of America declares independence from Old Britain during the American Revolution. Under the military leadership of General George Washington and with the support of the French King, the rebellion is successful. (TOS: "The City on the Edge of Forever"; TNG: "The High Ground")
- The Presidio, a future site of Starfleet Command and Starfleet Academy, is founded by Spain. (Star Trek: The Motion Picture)
- The neutron star in a binary star system located in the Kavis Alpha sector explodes. (TNG: "Evolution")
- Constitution: The Constitution of the United States is adopted, and thereafter George Washington is elected President. (TOS: "Court Martial", "The Omega Glory")
- French military uniforms worn by the creations of Q on an unnamed planet are from this year. According to Data, the uniforms are be discontinued or changed in 1800. (TNG: "Hide and Q")
According to the Star Trek Encyclopedia (3rd ed., pp. 60, 160, 183, 310, 319, & 323), the following events occur in this century:
- 1727 - Isaac Newton dies.
- 1756 - Wolfgang Amadeus Mozart is born.
- 1758 - Horatio Nelson is born.
- 1759 - Georg Friedrich Händel dies.
- 1768 - Jean Baptiste Joseph Fourier, the inventor of the Fourier analysis, is born.
- 1788 - Lord Byron is born.
- 1791 - Wolfgang Amadeus Mozart dies.
- 1795 - John Keats is born.
|17th century||Timeline||19th century|
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