This year is worth celebrating – 2023 is a jubilee year for Sweden, marking 500 years since Gustav Vasa was elected king on 6 June, 1523. This laid the foundation of Sweden as modern nation state. Also, during 2023 King Carl XVI Gustaf celebrates 50 years on the throne. See below for more information.
Since 1983, Sweden has celebrated its National Day on June 6.
https://www.migrationsverket.se/English/Private-individuals/Working-in-Sweden.html
If you have any question about it, please contact the Migration Agency.