Answer:
it shows that the us won the war and rules the world
Explanation:
Answer:In 1947, Salk took a position at University of Pittsburgh, where he began conducting research on polio, also known as infantile paralysis. By 1951, Salk had determined that there were three distinct types of polio viruses and was able to develop a "killed virus" vaccine for the disease.
Explanation:
Answer:
A
Explanation:
Even though he had made a The Molotov–Ribbentrop Pact with the Soviets, he had shown hate for the Soviets and especially Communism. This can also be seen in the Reichstag Fire where the Nazis had blamed a communist who had got the Communist Party shut down. So making a treaty with the Soviet Union would have not been on his agenda.
Answer:
Thank you bro !
I'm from Egypt I've been living at UK FOR over than 9 years
Fields became more productive, spurring population growth.