Commune of the Working People of Estonia

The Estonian Workers' Commune (Estonian: Eesti Töörahva Kommuun, initially Eesti Töörahwa Kommuuna; Russian: Эстляндская трудовая коммуна Estlyandskaya trudovaya kommuna, ЭТК or ETK, also Estonian Labour Commune and Commune of the Working People of Estonia) was a government claiming the Bolshevik-occupied parts of Republic of Estonia as its territories during the Estonian War of Independence and the Russian Civil War. It was recognised as an independent state only by the Russian SFSR, on December 7th, 1918.

Source: Wikipedia — Commune of the Working People of Estonia (CC BY-SA 4.0)