- Source: 1721 in Sweden
- Swedia
- Perang Besar di Utara
- Imperium Swedia
- Perang Tujuh Tahun Utara
- Daftar perang
- Persatuan Kėdainiai
- Perang Torstenson
- Pertempuran Wenden (1577–78)
- Perang di Utara 1655–1660
- Pengepungan Stralsund (1628)
- 1721 in Sweden
- Great Northern War
- Gustavian era
- 1721
- Treaty of Nystad
- Sweden
- Russian Pillage of 1719–1721
- Counties of Sweden
- Swedish Empire
- Kexholm County
Events from the year 1721 in Sweden
Incumbents
Monarch – Frederick I
Events
15 April - A great fire in Gothenburg.
25 May - The Battle of Sundsvall during the Russian Pillage of 1719-1721.
May to June - Hudiksvall, Härnösand, Piteå, Sundsvall, Söderhamn and Umeå are burned by the Russians during the Russian Pillage of 1719-1721, but Gävle is successfully defended.
- September 10 – The Treaty of Nystad is signed, ending the Great Northern War.
Den Gyldene Freden
The first theater performance is presented at the Bollhuset for fifteen years, since the theater is opened again after the war.
The Maria Ersdotter case.
Births
Catharina Elisabet Grubb, industrialist (died 1788)
Fredrik Henrik af Chapman, shipbuilder, scientist and officer (died 1808)
Deaths
Maria Ersdotter, criminal (born 1685)