23 January - The Riksdag of the Estates refuse the recognize Queen Ulrika Eleonora as monarch by inheritance, but agree to recognize her as monarch by election after she agrees to ratify a new constitution, Instrument of Government (1719), introducing a parliamentary system and a constitutional monarchy.
27 January - The remains of Charles XII arrive to Karlberg Palace outside the capital.
19 February - Queen Ulrika Eleonora signs the new constitution.
- The Södermalm riots, one of the biggest riots in Stockholm history, originating from a fight in a brothel, spread in the poorer areas of Stockholm where it lasts for several days, resulting in a great deal of damage.