Dated events associated with this case. Each event is a shared record: the same event appears identically wherever it is relevant.
· Other
An unofficial local plebiscite found overwhelming support for union with Sweden, but the vote had no legal effect.
Significance here: The organised expression of Ålandic sentiment that precipitated the international dispute referred to the League of Nations in 1921.
· International resolution
The League Council awarded sovereignty over Åland to Finland, conditioned on guarantees for Swedish language and culture and on demilitarisation.
Significance here: A landmark early exercise of League of Nations dispute resolution and international minority-rights guarantee, and the direct origin of Åland's current autonomous status.
· Legislation
The current Autonomy Act, entering into force in 1993, replaced the 1951 Act and set out Åland's present self-government, right of domicile, and division of legislative powers with Finland.
Significance here: The governing constitutional instrument of Åland's current self-government, revising the arrangement first created in 1920 and updated in 1951.
Dates show their real precision. Approximate or uncertain dates are labelled and never converted into an exact day.