The both were not in the 20th century
i think you mean "who" not "what", so your answer is Vladimir.
Answer:
The advent of civilization depended on the ability of some agricultural settlements to consistently produce surplus food, which allowed some people to specialize in non-agricultural work, which in turn allowed for increased production, trade, population, and social stratification.
Answer:
The primary aim of the conference was to coordinate the military strategy against Japan and Germany. An additional goal of the conference was to discuss the post-war world and establish things like borders, reparations, and colonies.
Explanation:
