Latvia parts of the Russian Empire, which may have been influenced by the Protestant religion of the inhabitants. World War I devastated the territory of what became the state of Latvia, and other western parts of the Russian Empire. Demands for self-determination were initially confined to autonomy, until a power vacuum was created by the Russian Revolution in 1917, followed by the Treaty of Brest-Litovsk between Russia and Germany in March 1918, then the Allied armistice with Germany on 11 November 1918. On 18 November 1918, in Riga, the People's Council of Latvia proclaimed the independence of the new country, with
Museum of the Occupation of Latvia The museum was expanded in the following years to cover the whole occupation period. The museum's stated mission is to: When the museum was established it began to collect objects relating to the occupation periods. The collection, as of the beginning of 2017, contained nearly 60,000 registered items. The collection also includes an audiovisual archive containing more than 2,300 video testimonials of deportees, refugees, and others affected by the occupations of Latvia. The audiovisual department has also made 10 documentary films. The museum building was built by the Soviets in 1971 to celebrate what would have been the 100th birthday