|Covid-19|Monarch – Charles XII
April - The royal privateer Lars Gathenhielm dies and his widow Ingela Gathenhielm takes over his Baltic privateer- and pirate empire.
May - Charles XII issue peace negotiations with Russia on Åland, handled by Georg Heinrich von Görtz, in a hope to conquer the Danish province of Norway with Russian help.
August - The Carolean Death March on Tröndelag in Norway.
October 30 - Charles XII attacks Norway.
November 12 - Georg Heinrich von Görtz leaves the negotiations with Russia with a proposed peace treaty.
November 30 – King Charles XII of Sweden is killed at Fredrikshald.
December 1 - The brother-in-law of Charles XII and spouse of Princess Ulrika Eleonora, Frederick of Holstein-Gottorp, discontinue the Siege of Fredrikshald.
December 2 - Georg Heinrich von Görtz is arrested by Frederick of Hesse for supporting Charles Frederick, Duke of Holstein-Gottorp, the rival of Ulrika Eleonora to the throne.
December 5 - The news of the death of Charles XII reaches Stockholm.
December 6 – Following the death of Charles XII on November 30, his sister Ulrika Eleonora proclaims herself Queen regnant of Sweden, as the news of her brother's death reaches Stockholm.
15 July – Alexander Roslin, painter (died 1793)
28 November – Hedvig Charlotta Nordenflycht, writer and poet (died 1763)
October 25 - Reinhold Angerstein, metallurgist (died 1760)
Anna Maria Hjärne, courtier (died 1798)
April – Lars Gathenhielm, privateer and pirate (born 1689)
November 30 – King Charles XII of Sweden, monarch (born 1682)
1718 in Sweden Wikipedia
Events from the year 1718 in Sweden