Which country accepted the most exiled scientists during World War II?

It should be America. During World War II, many scientists were forced to leave their homes because of Hitler's anti-Semitism. The most famous is Einstein. After the defeat of Germany, many R&D military personnel were also taken away by the United States. The rapid development of American military strength has benefited from these German researchers. China's missile technology was also acquired from the Germans during World War II. Germany is the first country in the world to master missile technology. During World War II, Germany was one of the best military powers.