The reason the Treaty of Brest-Litovsk happened was because of 4. a civil war in Russia.
<h3>Why did Russia agree to the Treaty of Brest-Litovsk?</h3>
Russia was an allied power in WWI but when the Communists took over, a civil war broke out as some people resisted.
In order to fight the civil war effectively, the Russian Communist government accepted the Treaty of Brest-Litovsk.
Find out more on the Treaty of Brest-Litovsk at brainly.com/question/12778252.
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