The U.S fought in the allied side
There were two sides the axis and the allies.
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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The "time bombs" being experienced
were the risk of chaos as there was no central power with the federal
government and states could have broken to their own. Because of the
decentralization of power it was very difficult to collect taxes
and keep the government going smoothly, the trade was difficult between various
states and all of these were real threats at that time.