Languages of Sweden
In 2009, the Riksdag passed the Language Law recognizing Swedish as the "main" and "common" language of society as well as being the official language in "international contexts", the five national minority languages, and Swedish sign language .
Estonian Swedish
Estonian Swedish (, ) describes the eastern dialects of Swedish that were spoken in the formerly Swedish-populated areas of Estonia (locally known as "Aiboland") on the islands of Ormsö (Vormsi), Ösel (Saaremaa), Dagö (Hiiumaa) and Runö (Ruhnu), and the peninsula (former island) of Nuckö (Noarootsi), by the local Estonian Swedes.