the revolution began
The economic loss in Russia and the revolution started in Russia caused Russia to withdraw from the war.
It caused Russia to pull out of the war and sign a peace treaty with Germany, breaking up the anti-German alliance, to which imperial Russia had belonged.World War 1 caused the Russian army to withdraw and protest against their army.
Russia had to withdraw from the war due to the communist revolution in Russia led by Vladimir Lenin.
The Bolshevik Revolution was the event that led to Russia's early exit from World War 1. It was a costly war for Russia.
Because they had lost well over a million men.
That's what caused the Civil War.
Vladimir Ilych (VI) Lenin (Ulyanov).
Russia was in the midst of a revolution, they can't fight a war when they're fighting themselves, and communism started to spread amongst the country.. At the start of the war though, they did have many casualties, not because they were bad soldiers, but weren't well supplied. They didn't have enough guns and arms for their army.
in 1917 russia withdrew from the war specifically December 1917
Russia last full year of World War I
The Germans.
losing control over significant amount of territory apex