|Covid-19|Monarch – Frederick I
January – The Riksdag of the Estates is assembled. The party in favor of naming Charles Frederick, Duke of Holstein-Gottorp as heir to the throne is strengthened, supported by the Empire of Russia.
January – Frederick I tries, but fail, to strengthen the royal power against the parliament with the support of Hovpartiet, the Holstein Party fills the royal council with its followers, and Arvid Horn become a leading force within Swedish politics.
1 May - A great fire in Stockholm destroys the Katarina Church and a large part of the city around it.
17 October - A law is passed, in which the Riksdag of the Estates is granted power over the monarch and the royal council.
- The farmers of the state are allowed to buy the land they use.
- The Lutheran church begin to persecute Pietism, which is becoming popular in Sweden and spreading by the home coming Carolean soldiers from the Great Northern War.
- A new educational law is passed were all parents are obliged ensure that their children knows how to read and write.
- A French opera company, the Académie royale de musique (Stockholm), are employed to perform at Bollhuset.
5 April - Catherine Charlotte De la Gardie, countess and heroine, famed as a pioneer of vaccination and for preventing a witch trial (died 1763)
9 May - Pehr Osbeck, explorer, naturalist (died 1805)
11 October - Hedvig Strömfelt, psalm writer and a leading member of Moravian Church (died 1766)
- Maria Carowsky, painter (died 1793)
- Eva Merthen, war heroine (died 1811)
Catharina Justander, Finnish (Swedish) pietist missionary (died 1778)
- Beata Elisabet von Königsmarck, countess and landowner (born 1637)
1723 in Sweden Wikipedia
Events from the year 1723 in Sweden