On 6 December 1917, the Finnish Declaration of Independence was announced, making Finland an autonomous sovereign state and withdrawing it from the Russia rule. The day is now commemorated as the Independence Day in Finland.

Celebration at the National Theatre on 13 January 1918 after the recognition of Finnish independence, 1918. Found in the collection of Helsinki City Museum
Source: EastNews
Independence Day in Finland

Celebration at the National Theatre on 13 January 1918 after the recognition of Finnish independence, 1918. Found in the collection of Helsinki City Museum
Source: EastNews