<span>B. Announcement of the Marshall Plan I think</span>
Answer:
Starvation/Famine
Explanation:
As the population boomed in Russia in the late 1800s and early 1900s, the serfdom found itself unable to feed itself, the nobility, and the clergy, as a result the Russian people started the Red October, which eventually saw the fall of the Russian Empire and the Rise of the USSR.
I think it was the election of Dwight D. Eisenhower
