A federacy is a form of government where one or several substate units enjoy considerably more independence than the majority of the substate units. To some extent, such an arrangement can be considered to be similar to asymmetric federalism.
Kurdistan Region
Soviet postal stamp of 1951 (3 years before Crimean transfer)
Åland is an autonomous and demilitarised region of Finland. Receiving its autonomy by a 1920 decision of the League of Nations, it is the smallest region of Finland by both area (1,580 km2) and population (30,129), constituting 0.51% of Finland's land area and 0.54% of its population. Its only official language is Swedish and the capital city is Mariehamn.
The Åland Islands during the Crimean War. It was here that the Battle of Bomarsund was fought.
Swedish artillerymen in Haraldsby during the Invasion of Åland in 1918.
Åland Islands status shown in public signage, Mariehamn
The Parliament of Åland with the flags of the European Union, Åland, Finland, Sweden, Denmark, Norway, Poland, Germany, Estonia, Russia, Lithuania, and Latvia.