Why did america prohibit jewish immigration to america in 1939?

The American government was not ready to except the Jews fleeing from the Nazi Regime. They worried that accepting the Jewish people would put their people at risk, they wanted to keep their neutrality throughout the war.

nothing certain is known about what happened, but it seems that the country declined gradually, perhaps due to bad government, or, more likely, due to a series of bad harvests, which resulted in widespread and recurrent famine.

answer: sorry but maybe take a pic of the map so nobody's confused

explanation: