Page "United Baltic Duchy" Paragraph 5

Following the February Revolution in Russia, the Autonomous Governorate of Estonia was created on April 12, 1917 ( March 30 Old Style ) from the former Russian Governorate of Estonia and northern Governorate of Livonia.

After the October Revolution, the elected Estonian Provincial Assembly declared itself the sovereign power in Estonia on November 28, 1917 and on February 24, 1918, a day before the arrival of German troops the Estonian Declaration of Independence was issued.

The Western Allies recognized the Republic of Estonia de facto in May 1918.