Original sentence: Demands for self-determination were at first confined to autonomy, but full independence was proclaimed in Riga on November 18, 1918, by the People's Council of Latvia, Kārlis Ulmanis becoming the head of the provisional government.The War of Independence that followed was a very chaotic period in Latvia's history.World War I devastated the country
Edited sentence: Demands for self-determination were at first confined to autonomy, but the Russian 1917 Revolution, treaty with Germany at Brest-Litovsk, and allied armistice with Germany on November 11, 1918 created a power vacuum.People's Council of Latvia proclaimed independence of the new country in Riga on November 18, 1918, Kārlis Ulmanis becoming the head of the provisional government.The War of Independence that followed was part of a general chaotic period of civil and new border wars in Eastern Europe.World War I devastated the territory of would-be Latvia, along with other western parts of the Russian Empire